unit3（拔尖作业）2024-2025学年五年级上册 英语 人教版

这是一份unit3（拔尖作业）2024-2025学年五年级上册 英语 人教版，共18页。
五年级同步个性化分层作业 unit3一．完形填空（共1小题）1．完形填空My grandmother （1）　 　shopping every day．She （2）　 　 work ，so she has time to go （3）　 　．She usually （4）　 　different things．She goes from shop to shop with her basket．（5）　 　 the grocery store，she buys many things ，such as milk ，fruit ，vegetables （6）　 　 meat．They are very （7）　 　．She likes music．She usually goes （8）　 　 the music store．She often buys many things （9）　 　my grandfather．She goes to a small coffee shop after shopping．She likes to have a rest there．Some （10）　 　her old friends are usually there．They drink coffee together．二．阅读理解（共5小题）2．（2021•袁州区）Many people like apples，because （因为） apples are tasty and healthy．They're very good fruits．An apple a day keeps the doctor away．Vegetables，such as cabbage，eggplant are healthy for us，too．But many kids don't like vegetables．They like meat．They eat pork，beef and mutton so much．Meat is helpful，but too much meat is bad for our health．So remember，always eat more（更多的） fruits，more vegetables but less meat．（1）Apples are good for our health． 　 　（2）Many kids eat cabbage too much． 　 　（3）Meat is bad for our healthy．Don't eat any meat． 　 　（4）More fruits，more vegetables are good for us． 　 　（5）Many kids like meat much more than vegetables． 　 　3．（2020秋•无锡期末）根据短文选择正确答案．The Lion's DinnerLion：Good afternoon，Mrs Rabbit．Let me eat you．Rabbit：Don't eat me，Mr Lion．I'm old．That mouse is younger than me．Lion：Miss Mouse，Miss Mouse，let me eat you．Mouse：Oh，no．Many birds are standing over there．Lion：Birds，I will eat you．You are my dinner．Birds：You are bad．We can fly，can you？Lion：No，I can't．But where is my dinner？（1）The lion is 　 　．A．fullB．hungryC．scared（受惊吓的）D．happy（2）The lion doesn't eat the rabbit，because there is a 　 　 over there．A．deerB．birdC．goatD．mouse（3）Can the birds fly ？ 　 　A．No，they can．B．Yes，they can．C．No，they can't．D．Yes，they can't．（4）The lion can't fly．He 　 　 at last．A．eat dinnerB．eat the rabbitC．doesn't have dinnerD．eat the mouse（5）The lion doesn't eat the mouse，because there are 　 　 over there．A．birdsB．rabbitsC．goatsD．deer4．（2020秋•永吉县期中）根据短文内容，判断下列句子正（T）误（F）。I'm a pupil.I go to school from Monday to Friday.I have four classes in the morning and two in the afternoon.My teachers are nice and clever.They teach（教） me a lot .I like school days.Weekends are fun.I often play ping﹣pong with my friends on Saturday morning.I often draw pictures at home on Saturday afternoon.I often do my homework on Sunday morning.I often go to the park with my parents on Sunday afternoon.Sometimes I play football there .I love the park.（1）I go to school five days a week． 　 　（2）I have five classes every day． 　 　（3）I like Saturdays and Sundays，but I don't like school days． 　 　（4）I often draw pictures on Saturday afternoon． 　 　（5）I often do my homework and go to the park on Sundays． 　 　5．（2020秋•南郑区期中）阅读理解。My name is Amy．I study in Yuying School．My favourite day is Tuesday．We have science and PE and we have beef for lunch at school．Beef is my favourite food．It's healthy．Onions are my favourite vegetables．They are delicious．（1）Amy is a 　 　．A．teacherB．studentC．nurse（2）　 　is Amy's favourite day．A．ThursdayB．TuesdayC．Monday（3）What's Amy's favourite vegetables？ 　 　A．Beef．B．Onions．C．Chicken．（4）What does Amy have for lunch on Tuesday？ 　 　A．Science and PE．B．Beef．C．Onions．（5）Where does Amy have lunch on Tuesday？ 　 　A．At school．B．At home．C．In a restaurant．6．阅读短文，判断对（T）错（F）．Hello，I'm Mr Green．I'm an actor（演员）．I have dinner at 8：00 in the evening．Then I go to work．I go home at 7：30 in the morning．I have breakfast at 8：00．Then I go to bed．I often get up at 12：00 in the afternoon．I have lunch at 12：30．I play sports at about 3：30 in the afternoon．I watch TV and read books at5：30．This is my day．It's busy．But I like my day．（1）I get up at 8：00 in the morning． 　 　（2）I have breakfast at 8：00 in the morning． 　 　（3）I have lunch at 12：30 noon． 　 　（4）I go to bed at 9：00 in the evening． 　 　（5）I like my day． 　 　三．解答题（共3小题）7．（2021秋•天门期中）选用方框内的句子补全对话．A：Hello，Zhang Peng! （1）　 　B：Yes，I am．A： （2）　 　B：I have lunch at school．A： （3）　 　B：I'd like some beef and green beans．A： （4）　 　B：I like hot dogs． （5）　 　A：I don't like hot dogs．They are not healthy．I like vegetables．A．What's your favourite food？B．Are you hungry？C．What about you？D．What would you like for lunch？E．Where do you have lunch？8．（2020秋•兴县期中）选句子，补全对话．A：（1）　 　B：I like ice cream．（2）　 　What about you？A：Tomatoes are my favourite． They are tasty． I don't like onions．（3）　 　What's your favourite food？C：I like beef． It's yummy．D：（4）　 　But I'm heavy（重） now．（5）　 　9．补全对话．（有一项多余）Tom： Excuse me． What's the time？Jack：（1）　 　Tom： Oh， I'm hungry．Jack：（2）　 　Tom： A sandwich， please．Jack： What would you like to drink？Tom： （3）　 　Jack： Sorry， we don't have tea today．（4）　 　Tom： That's fine．Jack： （5）　 　四．书面表达（共1小题）10．以" My Favorite Food"为题写一篇小短文。介绍一下你最喜欢的食物和饮品。要求语言表达清楚、准确，不少于五句话，可参考下面所给提示。提示：My favorite…is…I like...best.I like.. .very much.It's...for our health.My Favorite Food　 　五年级同步个性化分层作业 unit3参考答案与试题解析一．完形填空（共1小题）1．完形填空My grandmother （1）　B　shopping every day．She （2）　C　 work ，so she has time to go （3）　A　．She usually （4）　C　different things．She goes from shop to shop with her basket．（5）　C　 the grocery store，she buys many things ，such as milk ，fruit ，vegetables （6）　A　 meat．They are very （7）　C　．She likes music．She usually goes （8）　A　 the music store．She often buys many things （9）　A　my grandfather．She goes to a small coffee shop after shopping．She likes to have a rest there．Some （10）　C　her old friends are usually there．They drink coffee together．【分析】我祖母每天都购物．她不工作，所以她有时间购物．她经常买不同的东西，拿着她的篮子一个商店一个商店地逛．在杂货店里，她买很多东西，比如牛奶、水果、蔬菜和肉．它们都很新鲜．她喜欢音乐．她经常去音乐商店．她经常买很多东西给我祖父．购物后，她会去一家小咖啡店．她喜欢在那儿休息一会．她有一些老朋友经常在那儿．他们一起喝咖啡．【解答】（1）B．考查第三人称单数．表示购物用词组go shopping，主语是My grandmother，谓语动词要用第三人称单数形式goes，故选：B．（2）C．考查助动词．根据下文可知，祖母不用工作，所以她有时间购物；借助助动词构成否定结构，主语是she，故要用第三人称单数形式doesn't，故选：C．（3）A．考查短语搭配．根据上下文可知，此处要表达的是购物，购物用词组go shopping，故选：A．（4）C．考查第三人称单数．买东西，用动词buy；主语是she，故要用第三人称单数形式buys，故选：C．（5）C．考查介词．表示在杂货店里，用介词in，故选：C．（6）A．考查连词．此处表示并列，用and来连接，故选：A．（7）C．考查形容词．前文描写在杂货店里购买的蔬菜和肉，所以此处填写"新鲜的"fresh与前文描述更加搭配，故选：C．（8）A．考查介词，表示去哪儿，用go to，故选：A．（9）A．考查介词．买某物给某人用"buy sth for sb"，故选：A．（10）C．考查介词．文中表示"她的一些朋友"，some of her old friends，of…的．故选：C．【点评】结合上下文，运用语法知识，选出正确答案．二．阅读理解（共5小题）2．（2021•袁州区）Many people like apples，because （因为） apples are tasty and healthy．They're very good fruits．An apple a day keeps the doctor away．Vegetables，such as cabbage，eggplant are healthy for us，too．But many kids don't like vegetables．They like meat．They eat pork，beef and mutton so much．Meat is helpful，but too much meat is bad for our health．So remember，always eat more（更多的） fruits，more vegetables but less meat．（1）Apples are good for our health． 　√　（2）Many kids eat cabbage too much． 　×　（3）Meat is bad for our healthy．Don't eat any meat． 　×　（4）More fruits，more vegetables are good for us． 　√　（5）Many kids like meat much more than vegetables． 　√　【分析】许多人喜欢苹果，因为苹果味道鲜美而健康．它们是非常好的水果．一天一苹果，医生远离我．白菜，茄子等蔬菜对我们来说也很健康．但是很多孩子不喜欢蔬菜．他们喜欢吃肉．他们吃猪肉，牛肉和羊肉．肉是有帮助的，但过多的肉对我们的健康有害．所以记住，我们要多吃水果和蔬菜，少吃肉．【解答】（1）√．根据原文内容 " Many people like apples，because apples are tasty and healthy．They're very good fruits．"可知该说法是正确的．故答案为：√．（2）×．根据原文内容 " But many kids don't like vegetables．"可知该说法是错误的．故答案为：×（3）×．根据原文内容 "Meat is helpful，but too much meat is bad for our health．"可知该说法是错误的．故答案为：×（4）√．根据这篇文章的内容，可知该说法是正确的，我们应该要多吃蔬菜和水果．故答案为：√．（5）√．根据原文内容 "But many kids don't like vegetables．They like meat．"可知该说法是正确的．故答案为：√．【点评】做阅读题理解文章是关键．做题时，到文章中找到与题目相关的句子，再根据描述判断题目的正误．3．（2020秋•无锡期末）根据短文选择正确答案．The Lion's DinnerLion：Good afternoon，Mrs Rabbit．Let me eat you．Rabbit：Don't eat me，Mr Lion．I'm old．That mouse is younger than me．Lion：Miss Mouse，Miss Mouse，let me eat you．Mouse：Oh，no．Many birds are standing over there．Lion：Birds，I will eat you．You are my dinner．Birds：You are bad．We can fly，can you？Lion：No，I can't．But where is my dinner？（1）The lion is 　B　．A．fullB．hungryC．scared（受惊吓的）D．happy（2）The lion doesn't eat the rabbit，because there is a 　D　 over there．A．deerB．birdC．goatD．mouse（3）Can the birds fly ？ 　B　A．No，they can．B．Yes，they can．C．No，they can't．D．Yes，they can't．（4）The lion can't fly．He 　C　 at last．A．eat dinnerB．eat the rabbitC．doesn't have dinnerD．eat the mouse（5）The lion doesn't eat the mouse，because there are 　A　 over there．A．birdsB．rabbitsC．goatsD．deer【分析】狮子的晚餐狮子：下午好，兔太太．让我吃掉你．兔子：不要吃我，狮子先生．我老了．那只老鼠比我小．狮子：老鼠小姐，老鼠小姐，让我吃掉你．老鼠：哦，不．许多鸟在那里．狮子：小鸟们，我要吃了你们．你们是我的晚餐．小鸟们：你很坏．我们能飞，你能吗？狮子：不，我不能．但是我的晚餐在哪里？【解答】考查细节理解．（1）B．根据文中关键句" Good afternoon，Mrs Rabbit．Let me eat you．"可知狮子很饿，故选：B．（2）D．根据文中关键句"That mouse is younger than me．"可知狮子没有吃兔子是因为那里还有老鼠，故选：D．（3）B．根据文中关键句"You are bad．We can fly，can you？"可知鸟儿们会飞，故选：B．（4）C．根据文中关键句"No，I can't．But where is my dinner？"可知狮子不会飞，它最后没有晚餐可以吃，故选：C．（5）A．根据文中关键句"Many birds are standing over there．"可知狮子没有吃老鼠是因为有很多鸟儿在那里，故选：A．【点评】仔细阅读文章，理解文意后再根据细节内容作答．4．（2020秋•永吉县期中）根据短文内容，判断下列句子正（T）误（F）。I'm a pupil.I go to school from Monday to Friday.I have four classes in the morning and two in the afternoon.My teachers are nice and clever.They teach（教） me a lot .I like school days.Weekends are fun.I often play ping﹣pong with my friends on Saturday morning.I often draw pictures at home on Saturday afternoon.I often do my homework on Sunday morning.I often go to the park with my parents on Sunday afternoon.Sometimes I play football there .I love the park.（1）I go to school five days a week． 　T　（2）I have five classes every day． 　F　（3）I like Saturdays and Sundays，but I don't like school days． 　F　（4）I often draw pictures on Saturday afternoon． 　T　（5）I often do my homework and go to the park on Sundays． 　T　【分析】我是一名小学生。我每周一到周五都去上学。我们上午有四节课，下午两节。我的老师们又好又聪明，他们教了我很多东西。我喜欢上学的日子。周末很有趣，我经常在周六早上和朋友们打乒乓球。在星期六下午我常常在家画画。在星期日上午我常常做作业。我经常在周日下午和父母去公园。有时候我在那里踢足球，我喜欢那个公园。【解答】（1）T.根据文中关键句" I go to school from Monday to Friday."可知我一周五天去上学。故答案为：T．（2）F.根据文中关键句"I have four classes in the morning and two in the afternoon．"可知我们上午有四节课，下午两节。而不是五节课。故答案为：F．（3）F.根据文中关键句"I like school days."可知我喜欢上学的日子。故答案为：F．（4）T.根据文中关键句"I often draw pictures at home on Saturday afternoon. "可知在星期六下午我常常在家画画。故答案为：T．（5）T.根据文中关键句" I often do my homework on Sunday morning.I often go to the park with my parents on Sunday afternoon."可知在星期天我常常做作业、去公园。故答案为：T．【点评】做阅读题理解文章是关键．做题时，到文章中找到与题目相关的句子，再根据描述判断题目的正误。5．（2020秋•南郑区期中）阅读理解。My name is Amy．I study in Yuying School．My favourite day is Tuesday．We have science and PE and we have beef for lunch at school．Beef is my favourite food．It's healthy．Onions are my favourite vegetables．They are delicious．（1）Amy is a 　B　．A．teacherB．studentC．nurse（2）　B　is Amy's favourite day．A．ThursdayB．TuesdayC．Monday（3）What's Amy's favourite vegetables？ 　B　A．Beef．B．Onions．C．Chicken．（4）What does Amy have for lunch on Tuesday？ 　B　A．Science and PE．B．Beef．C．Onions．（5）Where does Amy have lunch on Tuesday？ 　A　A．At school．B．At home．C．In a restaurant．【分析】我叫艾米。我在育英小学上学。我最喜欢的一天是星期二，我们有科学课和体育课，而且我们午饭在学校吃牛肉。牛肉是我最喜欢的食物，它很健康。洋葱是我最喜欢的蔬菜，它们很美味。【解答】（1）B．由I study in Yuying School.可知，Amy在育英小学上学，是个学生。故选：B。（2）B．由My favourite day is Tuesday.可知，星期二是Amy最喜欢的一天。故选：B。（3）B．由Onions are my favourite vegetables.可知，洋葱是Amy最喜欢的蔬菜。故选：B。（4）B．由We have science and PE and we have beef for lunch at school.可知，星期二午饭吃牛肉。故选：B。（5）A．由We have science and PE and we have beef for lunch at school.可知，Amy星期二在学校吃午饭。故选：A。【点评】读懂题意，结合题干内容，找到句中的关键词，比较题干作答．6．阅读短文，判断对（T）错（F）．Hello，I'm Mr Green．I'm an actor（演员）．I have dinner at 8：00 in the evening．Then I go to work．I go home at 7：30 in the morning．I have breakfast at 8：00．Then I go to bed．I often get up at 12：00 in the afternoon．I have lunch at 12：30．I play sports at about 3：30 in the afternoon．I watch TV and read books at5：30．This is my day．It's busy．But I like my day．（1）I get up at 8：00 in the morning． 　F　（2）I have breakfast at 8：00 in the morning． 　T　（3）I have lunch at 12：30 noon． 　T　（4）I go to bed at 9：00 in the evening． 　F　（5）I like my day． 　T　【分析】你好，我是格林先生．我是歌演员．我晚上八点吃晚饭．然后去工作．我早上七点半回家．我八点吃早饭．然后我去睡觉．我经常中午12点起床．我中午12点半吃午饭．我下午三点半做运动．我五点半看电视、看书．这是我的一天，很忙碌，但我喜欢．【解答】考查细节理解．（1）F．根据I often get up at 12：00 in the afternoon可知，我12点起床，故答：F．（2）T．根据I have breakfast at 8：00可知，我8点吃早饭，故答：T．（3）T．根据 I have lunch at 12：30可知，我12：30吃午饭，故答：T．（4）F．根据I have breakfast at 8：00．Then I go to bed可知，我睡觉是在吃完早饭后而不是在晚上，故答：F．（5）T．根据 But I like my day可知，我喜欢自己的一天，故答：T．【点评】做阅读题理解文章是关键．做题时，到文章中找到与题目相关的句子，再根据描述判断题目的正误．三．解答题（共3小题）7．（2021秋•天门期中）选用方框内的句子补全对话．A：Hello，Zhang Peng! （1）　B　B：Yes，I am．A： （2）　E　B：I have lunch at school．A： （3）　D　B：I'd like some beef and green beans．A： （4）　A　B：I like hot dogs． （5）　C　A：I don't like hot dogs．They are not healthy．I like vegetables．A．What's your favourite food？B．Are you hungry？C．What about you？D．What would you like for lunch？E．Where do you have lunch？【分析】A：你好，张鹏！你饿吗？B：是的．A：你在哪吃午饭？B：我在学校吃午饭．A：午饭你想要什么？B：我想要一些牛肉和青豆．A：你最喜欢的食物是什么？B：我喜欢热狗．你呢？A：我不喜欢热狗．它们不健康．我喜欢蔬菜．【解答】考查补全对话．（1）B．由文中Yes，I am．可知为使用be动词的一般疑问句的肯定回答，此处为使用be动词的一般疑问句，B选项"你饿吗？"符合．故选：B．（2）E．由文中I have lunch at school．可知此处在询问对方吃午饭的地点，E选项"你在哪吃午饭？"符合．故选：E．（3）D．由文中I'd like some beef and green beans．可知此处在询问对方想要的食物，D选项"午饭你想要什么？"符合．故选：D．（4）A．由文中I like hot dogs．可知此处为描述所喜好的食物，A选项"你最喜欢的食物是什么？"符合．故选：A．（5）C．由文中I don't like hot dogs．They are not healthy．I like vegetables．可知此处在描述自己对于热狗及蔬菜的喜好，C选项"你呢？"为询问对方相同的问题，即最喜欢的食物，符合逻辑．故选：C．【点评】补全对话注意理解句子的准确含义，根据逻辑关系、对应格式进行匹配．8．（2020秋•兴县期中）选句子，补全对话．A：（1）　C　B：I like ice cream．（2）　B　What about you？A：Tomatoes are my favourite． They are tasty． I don't like onions．（3）　A　What's your favourite food？C：I like beef． It's yummy．D：（4）　E　But I'm heavy（重） now．（5）　D　【分析】A：你最喜欢的食物是什么？B：我喜欢冰激凌．它是甜的．你呢？A：西红柿是我最喜欢的．它们是美味的．我不喜欢洋葱．它们是辣的．你最喜欢的食物是什么？C：我喜欢牛肉．很好吃．D：我也喜欢牛肉．但是我现在很重了．我必须吃蔬菜．【解答】考查补全对话．（1）C．由文中I like ice cream．可知此处在询问对方喜欢的食物，C选项"你最喜欢的食物是什么？"符合．故选：C．（2）B．由文中I like ice cream．可知表明自己喜欢冰激凌，B选项"它是甜的．"补充说明冰激凌的特点，符合．故选：B．（3）A．由文中I don't like onions．可知表明自己不喜欢洋葱，A选项"They are hot．"补充说明洋葱的特点，符合．故选：A．（4）E．由文中I like beef． It's yummy．可知人物C描述自己喜欢牛肉，E选项"我也喜欢牛肉．"为人物D表明自己也喜欢牛肉，符合．故选：E．（5）D．由文中But I'm heavy（重） now．可知描述自己偏胖，D选项"我必须吃蔬菜．"符合逻辑．故选：D．【点评】补全对话注意理解句子的准确含义，根据逻辑关系、对应格式进行匹配．9．补全对话．（有一项多余）Tom： Excuse me． What's the time？Jack：（1）　E　Tom： Oh， I'm hungry．Jack：（2）　C　Tom： A sandwich， please．Jack： What would you like to drink？Tom： （3）　A　Jack： Sorry， we don't have tea today．（4）　D　Tom： That's fine．Jack： （5）　B　【分析】Tom：打扰一下．几点了？Jack：十二点．Tom：哦，我饿了．Jack：你想要吃什么？Tom：请来一个三明治．Jack：你想要喝什么？Tom：请来茶吧．Jack：抱歉，今天我们没有茶．今天我们有牛奶．Tom：可以．Jack：给你．【解答】考查补全对话．（1）E．由文中What's the time？可知在询问具体时刻，E选项"十二点．"符合．故选：E．（2）C．由文中A sandwich， please．可知此处在询问想要吃的东西，C选项"你想要吃什么？"符合．故选：C．（3）A．由文中What would you like to drink？可知在询问对方想要的饮品，A选项"请来茶吧．"符合．故选：A．（4）D．由文中 Sorry， we don't have tea today．可知今天是没有茶的，D选项"今天我们有牛奶．"表明可以为对方提供牛奶，符合．故选：D．（5）B．由文中That's fine．可知Tom同意喝牛奶，B选项"给你．"为Jack将牛奶递给Tom，符合．故选：B．【点评】补全对话注意理解句子的准确含义，根据逻辑关系、对应格式进行匹配．四．书面表达（共1小题）10．以" My Favorite Food"为题写一篇小短文。介绍一下你最喜欢的食物和饮品。要求语言表达清楚、准确，不少于五句话，可参考下面所给提示。提示：My favorite…is…I like...best.I like.. .very much.It's...for our health.My Favorite Food　My favorite food is ice cream.It's made of milk and cream.It's sweet.We can have it in summer.But we shouldn't eat too much.Eating too much is not good for our health.　【分析】写作思路：要求写最喜欢的食物，可以说明自己最喜欢的食物是什么，并写清楚它的食材，说明为什么喜欢它。重点词汇：favorite最喜欢的，be made of由……制成，sweet甜的，be good for对……有好处。重点句型：1.It's made of milk and cream.它是由牛奶和奶油做成的。2.Eating too much is not good for our health.吃得太多对我们的健康不好。【解答】My Favorite FoodMy favorite food is ice cream.It's made of milk and cream.It's sweet.We can have it in summer.But we shouldn't eat too much.Eating too much is not good for our health.我最喜欢的食物我最喜欢的食物是冰淇淋。它是由牛奶和奶油做成的。它是甜的。我们可以在夏天吃它。但是我们不应该吃太多。吃得太多对我们的健康不好。【点评】小学阶段，英文写作一般考查学生的语言运用能力，写作内容简单实用。学生必须掌握重要的单词拼写以及语法结构，要求语句通顺，语法、时态正确，书写规范。 （1）A．goB．goesC．to go（2）A．doesB．don'tC．doesn't（3）A．shoppingB．shopC．fish（4）A．buyB．to buyC．buys（5）A．OnB．ToC．In（6）A．andB．butC．or（7）A．oldB．sweetC．fresh（8）A．toB．forC．cross（9）A．forB．toC．on（10）A．offB．forC．ofA．They are hot．B．It is sweet．C．What's your favourite food？D．I have to（必须） eat vegetables．E．I like beef，too．A．Tea， please．B．Here you are．C．What would you like to eat？D．We have milk today．E．It's 12：00．（1）A．goB．goesC．to go（2）A．doesB．don'tC．doesn't（3）A．shoppingB．shopC．fish（4）A．buyB．to buyC．buys（5）A．OnB．ToC．In（6）A．andB．butC．or（7）A．oldB．sweetC．fresh（8）A．toB．forC．cross（9）A．forB．toC．on（10）A．offB．forC．ofA．They are hot．B．It is sweet．C．What's your favourite food？D．I have to（必须） eat vegetables．E．I like beef，too．A．Tea， please．B．Here you are．C．What would you like to eat？D．We have milk today．E．It's 12：00．