人教版（2024）八年级下册 Unit 1 Time to Relax 单元语法小专题练习（含答案）

单元语法小专题 Section A(Grammar Focus 4a－ 4c) 动词不定式的结构是“to＋动词原形”，其否定形式是“not to＋动词原形”。动词不定式没有人称和数的变化，在句中除了不能作谓语外，可以充当主语、宾语、宾语补足语、定语、状语等句子成分。其用法如下： 成分 用法 例句 作主语 不定式短语作主语时，常用it作形式主语，而将真正的主语置于系表结构之后，即“It is ＋形容词＋不定式短语．” It is not easy to keep milk fresh in such hot weather.在如此炎热的天气里，保持牛奶新鲜是不容易的。 作宾语 常跟不定式作宾语的动词有 want，promise，try，agree，decide，hope，expect，plan，wait等 I want to be a teacher in the future.将来我想成为一名教师。 作宾语 补足语 常跟不定式作宾语补足语的动词有tell，want，ask，advise，expect 等。但在感官动词(如see，watch，hear，feel 等)和使役动词(如have，make，let等)后要接不带to 的动词不定式作宾语补足语 I want her to come here right now.我想让她立刻来这里。 Did you see him go out？你看见他出去了吗？ 作定语 不定式作定语时，通常置于被修饰的名词或代词之后 The next train to arrive is from Beijing.下一班到站的火车是从北京来的。 作状语 不定式作状语时，可表示目的、原因、结果等 I will go to the station to meet my uncle.我将去车站接我叔叔。 Ⅰ.用括号内所给单词的适当形式填空 1．Remember _____(not touch) the paintings when you are in the museum. 2．My father seems _____(know) more about maths，so he often helps me with maths. 3．The teacher expects his students _____(learn) Chinese culture well. 4．It's important _____(talk) about the problem with your teachers or parents. 5．The teacher wants us _____(finish) the exercise before class. Ⅱ.根据汉语意思完成句子 1．男孩决定把钱归还给失主。 The boy _____ _____ give back the money to the person who lost it. 2．在我告诉你这个秘密之前，你必须承诺不告诉别人。 You must _____ _____ _____ _____ others before I tell you the secret. 3．我的老师建议我，如果想在物理学科取得好成绩，就要更努力地学习。 My teacher _____ _____ _____ study harder at physics if I want to get good grades. 4．学一门新语言很有趣，但需要努力。 _____ _____ a new language is interesting but needs hard work. 5．她每天早上早起，为的是赶第一班公交车。 She gets up early _____ _____ the first bus every morning. Ⅲ.短文填空 阅读下面短文，在空白处填入一个适当的单词或填入括号内单词的正确形式。 I love sport.Sometimes I go skateboarding.It makes me 1._____(feel) great.I also like 2._____(play) volleyball.I have my own volleyball，and it's perfect for me. One day，I saw a group of kids playing volleyball in the park.They were wearing cool T－shirts.I wanted 3._____(join) them，but I was a bit shy.I hardly ever played with strangers.But then I thought，“Why not？”So I went over and asked if I could play with them.They said yes. I had so much fun playing with them.Their volleyball is really nice.It doesn't belong to me，but it fits me well.Maybe I can play with them more often. Still，I love my own volleyball.Sometime in the future，I hope 4._____(make) my own volleyball team.Sports are their，your，and everyone's way 5._____(have) fun and stay healthy. Playing sport ... ...