Module 12 Help 语法Grammar 祈使句和must.can,could表示推测-2023-2024学年八年级英语上册单元语法精讲精练（外研版）

班级 姓名 学号 分数 Module 12 Help 祈使句和must.can,could表示推测 （时间：60分钟，满分：100分） 祈使句 1.含义 用于表达命令、请求、劝告、叮嘱、禁止等的句子叫作祈使句。 2.常见结构 ①Do型动词原形( +宾语)( +其他成分)。 Please have a seat here,请这边坐。 ②Be型; Be+表语(名词或形容词)( +其他成分)。 Be a good boy!要做一个好孩子1 ③Let型:Let+宾语+动词原形( +其他成分)。 Let me help you,让我来帮你。 ④No +名词或动名词. (用来表示禁止) No smoking! 禁止吸烟1 No photos! 禁止拍照! 3.祈使句的否定形式 ①Do型和Be型的否定形式都是在句首加Don't。 Don't be late for school!上学不要迟到! Don't look out of the window.不要向窗外看。 ②Let型的否定形式为"Let +宾语+not +动词原形( +其他成分)"。 Let him not go.别让他走。 must.can,could表示推测 1. can/ could can,could表示较为肯定的推测，相比may和might更为肯定,但是比must程度要轻。两者均可用于对现在或将来的推测。 Can it be Jim?那会是吉姆吗? We could go to Guilin this summer.今年夏天我们可能要去桂林。 2. must must用在肯定句中表示较有把握的推测，意为“一定;准是"。 You have worked hard all day. You must be tired.你辛苦工作了一整天。你一定累了。 一、单项选择(本大题共50小题，每小题2分，共100分) 1．_______ less time on the phone at night, or you will find it hard to fall asleep. A．Spend B．Spending C．To spend D．Spent 2．Please ________ in the forms with the right answers. A．full B．fill C．filled D．fully 3．—Be quick, ________ we will miss the beginning of the film. —Don’t worry. The film will start half an hour later. A．and B．but C．so D．or 4．Let’s ________ and play ________ soccer together, shall we? A．go; the B．goes; / C．going; / D．go; / 5．—Learning to love is like learning to walk. —Yes. Step out bravely ________ you’ll find it’s not so difficult. A．or B．and C．but D．so 6．_____ in what you want, and AI tools can create pictures in minutes. A．Typing B．To type C．Type D．Typed 7．—Look at the sign. “________ swimming!” —So it ________ be dangerous to swim here. A．Don’t; must B．Not; may C．Not be; can D．No; must 8．________ your bedroom in five minutes then you’ll have enough time for breakfast. A．Tidy up B．Tidies up C．Tidying up D．Tidied up 9．Go along the street, _________ you’ll find the market opposite the bank. A．when B．and C．or D．though 10．________ climb the mountains (山). A．Not B．Don’t C．Not do D．No 11．Don’t ________ late. A．is B．are C．be D