Unit4 The Internet Connects Us Lesson23 The Internet Good or Bad课时作业初中英语冀教版八年级下册

这是一份Unit4 The Internet Connects Us Lesson23 The Internet Good or Bad课时作业初中英语冀教版八年级下册，共4页。
Lesson 23　The Internet — Good or Bad?Ⅰ.根据句意及首字母提示补全单词1．Jina is 1.89 metres tall. Her height is an a________ for playing basketball.2．I don't like c________. I like paper money.3．The policeman caught the tall man because he s________ an iPad from the supermarket.4．Don't play with fire. It may c________ a fire.5．This is a s________ problem. We can work it out easily.Ⅱ.用所给单词或短语的适当形式填空proper, attack, in seconds, far away, aside from 6．This guidebook can teach the teenagers how to use the Internet ____________ and carefully.7．____________ cars, the factory makes bicycles.8．Now it is possible to send words and pictures around the world ____________．9．Never tell the strangers your personal information, or they will ____________ your computer and the web.10．If Sue works ____________， she will miss her family.Ⅲ.单项选择(　　)11.Drinking alcohol(酒) can be ________ your brains. So you aren't supposed to drink it if you are younger than 18.A．good at                  B．good withC．harmful to               D．thirsty for(　　)12.—If there are ________ people driving, there will be ________ air pollution.—Yes, and the air will be fresher.A．less; less               B．less; fewerC．fewer; fewer             D．fewer; less(　　)13.—I don't think teachers should give too much homework to ________ the free time of students.—Exactly!A．give up               B．take upC．look up               D．put up(　　)14.—There are a lot of ________ of bike riding.—I agree. It's good for the environment and it saves money.A．instructions          B．instrumentsC．advantages            D．productsⅣ.根据汉语意思完成句子，每空一词15．我的爷爷想要理发。My grandfather wants to ________ his hair ________．16．这个小女孩在六岁的时候就会弹吉他了。The little girl ________ ________ ________ play the guitar at the age of six.17．我的表姐经常通过电子邮件和她的朋友们保持联系。My cousin often ________ ________ ________ ________ her friends by e­mail.18．因特网使得彼此在很短的时间内发送信息成为可能。The Internet makes ________ possible ________ ________ information to each other in seconds.19．花费太多时间上网对我们的健康有害。 ________ too much time online ________ bad for our health.Ⅴ.补全对话(方框中有两项多余)A：20.________B：Yes, I have one.It's a birthday present from my uncle.A：21.________B：I usually use it to search for information on the Internet.A：Why?B：22.________A：23.________B：Every day.A：24.________B：It's  very useful.I like it very much.A.How do you like your computer?B．Do you like computer games?C．What do you usually use your com­puter for?D．Because it is fast and easy.E．Do you have a computer?F．Computers are very useful.G．How often do you use your computer？ 
答案Ⅰ.1.advantage　2.coins　3.stole4．cause　5.simpleⅡ.6.properly　7.Aside from8．in seconds　9.attack　10.far away　Ⅲ.11.C　12．D　考查形容词比较级。句意：“如果开车的人更少，空气污染就会更少。”“是的，空气将会更清新。”fewer意为“更少的”，修饰可数名词复数；less意为“更少的”，修饰不可数名词。people为可数名词，pollution为不可数名词。故选D。13．B　句意：“我认为老师不应当布置太多的家庭作业来占据学生的空闲时间。”“完全正确！”give up意为“放弃”；take up意为“占据”；look up意为“查阅”； put up意为“悬挂；张贴”。根据句意可知选B。14．CⅣ.15.get; cut　16.was able to17．stays/keeps in touch with18．it; to send　19.Spending; isⅤ.20—24　ECDGA