译林版英语四年级下册语法知识点归纳
展开四下语法知识点归纳in + 早中晚 / 月季年 ，如：in the morning , in spring , in summer.on +日期 / 星期 / 具体某日 ，如：on Monday, on Monday morning.at +几点钟, 如：at ten, at ten forty-five.第三人称单数: 人称是三单时，动词也用三单。（动词have变has, 或在动词后加s/es等, ）如：（1）She/He/David has a fever/has lunch.（2）She/He/David draws some pictures in the park.（3）My hand hurts.在can, want to, don’t后面加动词原形。如：（1）She/He/David can have lunch at twelve.（2）She/He/David wants to drink some juice.（3）Don’t swim in the river, it’s very dangerous.(危险的)6. some一般用于肯定句和征求别人意见的疑问句中，如：（1）I can see some cakes on the table. 我在桌子上能看到一些蛋糕。（2）Can I have some cakes? 我可以吃些蛋糕吗？（3）Would you like some cakes? 你想要些蛋糕吗？any 一般用于疑问句和否定句中，如：（1）Do you have any cakes? 你有蛋糕吗？（2）Can you see any flowers under the tree ? 在树下你能看见花吗？（3）We don’t have any lessons on Saturday. 我们在周六没有课。7. be动词am, is, are的用法。 我用am,你用are,is连着他,她,它; 单数名词用is,复数名词全用are。(am只和I搭配。is和一个人或一件物品或it, this搭配，are 和两个及两个人以上或两件或两件以上物品或we,they, these, those搭配。)如： （1）I am= I’m very cold. ( 2 ) She/He/David is very hot. ( 3 ) The cat is very hungry. ( 4 ) It is a fine day. ( 5 ) Whose dress is this ? ( 6 ) We/ They are ill. ( 7 ) These/ Those cakes are very nice. ( 8 ) Helen and Mike are at home now. ( 9 ) Five books are on the table.8. 除了特定单词前用“ an” 表示，其余都是用“ a ” 表示。 an apple 一个苹果 an elephant 一头大象 an orange coat 一件橙色外套 an ice cream 一个冰淇淋 have an Art lesson 上/有一节美术课 an English book 一本英语书 an egg 一个鸡蛋9．in the tree表示外来物在树上，如小鸟、猴子、气球等。 on the tree 表示长在树上的东西，如树叶、果实等。 （1）I can see some birds / monkeys in the tree. ( 2 ) I can see some apples/pears on the tree.10．动名词的表达，如：a swimming lesson , a running lesson , a skating lesson swim-----swimming , run----running , skate----skatingWhat’s the matter with +宾格？如：What’s the matter with me(我)/us（我们）you( 你，你们)/him(他)/her(她)/them(他们) 怎么了？形容词性物主代词： my / our / your / his / her / its / theirHow many +可数名词复数。 如：How many mangoes do you have ? How many coats can you see ? go + V ing , 如：go swimming , go skating , go fishing名词所有格的表达，一般在人名或名词后+ ’s，如: Mike’s father, his mother’s dress , her cousin’s book.It’s time for + 名词. It’s time to + 动词 / 动词词组. 如：（1）It’s time for home . It’s time to go home. ( 2 ) It’s time for school . It’s time to go to school. want + 名词 ，want to + 动词 / 动词词组.（1） I want an orange.（2） She wants some sandwiches.（3） YangLing wants to make snowmen.不可数名词用单数表示，如： Here is some water for you.A：What time do you go play football? B: At five.A：What time is it now? B: It’s five.
