内容正文:
班级 姓名 学号 分数
Unit 4 Don’t eat in class.
祈使句,must和have to
(时间:60分钟,满分:100分)
语法 祈使句
祈使句:用来发出命令或指示,提出要求、建议、劝告等的句子。其有四种类型:
►1.do型:实义动词+其他,否定式为Don’t+实义动词+其他
例句:Listen to me, please.
Don’t believe him!
►2.be型:Be+表语+其他成分,否定式为Don’t be +其他成分
例句:Be quiet, please.
Don’t be careless!
►3.let型:Let+sb+动词原形,否定式为Don’t let sb. do或Let+sb+not+动词原形+其他。
例如:Let’s go.
Let her not do that.
Don’t let Jim do that.
►4.“No+名词/动词-ing”,表示公共场合的警示语,为祈使句的一种省略形式。
例句:No parking.
No photos! 禁止拍照!
语法 have to/must
►1.must.表示“必须”,强调主观上意识到必须做某事
【注意】mustn’t表示“不准;不许”,表示语气较为强烈的禁止.
例句:You mus to obey the rules.你们必须遵守这些规定。
You mustn’t touch anything.你们不许摸任何东西。
►2.have to.表示“不得不;必须”,含有“被迫;强迫”之意,强调客观。
【注意】变疑问句或否定句时要借助于助动词do
例句:We have to wear school uniforms on Mondays.
Do you have to stay at home today?
[常考辨析][中考考点] have to 与 must
易混词条
侧重点
时态
否定形式
have to
着重指客观需要,
含有“不得不”和“被迫”的意思
有人称、数和时态的变化
don’t have to = needn’t 不必/没有必要
must
侧重于说话者主观的看法,
认为有必要或有义务做某事
没有人称和数的变化
mustn’t 一定不要,不允许;禁止
一、单项选择(本大题共50小题,每小题2分,共100分)
1.Let’s ________ to the park this Sunday.
A.to go B.go C.going D.goes
2.________ go swimming in this river. It’s dangerous.
A.Can’t B.Mustn’t C.Don’t
3.______ me some icing sugar and chocolate powder, please.
A.Pass B.Passing C.Passed D.To pass
4.________ noises. The baby is sleeping.
A.Don’t make B.Making C.Not make D.To make
5.Don’t ________ at your mom. It’s not polite (礼貌的).
A.shout B.shouts C.shouted D.to shout
6.Danny, ________ quiet in the room, or I’ll be angry.
A.keep B.keeps C.keeping D.to keep
7.Let’s _______ the books in the bookcase now.
A.to put B.put C.putting D.puts
8.—Can I go dancing this evening?
—________ your homework first, and then we’ll talk about it.
A.Do B.Doing C.To do D.Does
9.________ blue and yellow and we can get green.
A.To mix B.Mixes C.Mix D.Mixing
10.Let’s _________ now.
A.go to home B.to go home C.go home D.to go to home
11.________ the door please. It’s too cold.
A.Open B.Don’t cl