Unit 8　It must belong to Carla单元语法习作专练（含答案）

中小学教育资源及组卷应用平台
Unit 8　It must belong to Carla单元语法习作专练
情态动词表示推测
一、情态动词表推测的用法
句式 情态动词 含义 用法
肯定句 must “一定” 表示肯定、有把握的推测
could/may/ might “可能” 肯定程度逐渐减弱,表示把握不大的推测
否定句 can’t “不可能” 表示有把握的否定推测
疑问句 can/could “可能” 表示推测
二、情态动词表推测的三种时态
结构形式 用法
情态动词+动词原形 表示对“现在的事情”的推测
情态动词+be+动词-ing形式 表示对“正在发生的事情”的推测
情态动词+have+及物动词的过去分词 表示对“过去或已经完成的事情”的推测
*Look at the apples on the tree.They must be delicious.看树上的苹果。它们一定很好吃。
*There must be someone cleaning the classroom.
一定有人在打扫教室。
*The poet must have been very young when he wrote the poem.
诗人写这首诗时一定非常年轻。
【对点集训】
一、根据语境,用must be,might be,can’t be或may be填空
1.The toy ______Guo Donghai’s.He is the only little child in this yard.
2.The pink dress ______ Lucy’s.She is the only girl in that family.
3.That piano ______ Mary’s.She can’t play the piano.
4.The man ______ Zhang Yi’s uncle because he often takes Zhang Yi to school.
5.—Is this Carla’s cell phone
—Yes,it ______ hers.I’m not sure.
二、单项选择
( )1.—Fifty dollars for such a T-shirt! You ______be joking!
—I’m serious.It’s made of silk.
A.must　　　　　B.can C.may
( )2.—Is that Miss Green’s car
—It______ be hers.She has just gone for a meeting in her car.
A.may not B.mustn’t C.can’t
( )3.—Is that boy your friend Tom
— That boy ______be him, because he has gone to the library.
A.can’t B.mustn’t C.needn’t
( )4.You______ be excited—you have tickets for your favourite band!
—Yes.It’s unbelievable that I can see the band play live!
A.can B.might C.must
( )5.—How will your friend Eric come to the party
—I’m not sure.He ______take the subway.
A.can B.might C.must
【单元写作专项】
【主题分析】
主题:人与自我之做人与做事,涉及子主题“勤学善思”
内容:围绕神秘事物进行推测判断
要求:正确运用情态动词进行推测判断,表达自己的观点或看法;注意描述神秘事物的相关词汇和句式结构
【典例研磨】
　　假如你在雨夜突然听到敲门声,请根据思维导图提示,写一篇不少于80词的短文。
___________________________________________________________
___________________________________________________________
___________________________________________________________
Step 1:审题·研要求
1.人称:第三人称为主
2.时态:一般过去时为主
3.核心:对敲门声作出各种推测并陈述理由
Step 2:列纲·研结构
Step 3:润色·磨篇章
　　One rainy night,while I was sleeping, suddenly, someone knocked at the door and woke me up.① ①while/suddenly等词的运用起到了很好的渲染效果。
　　I felt really scared.② It can’t be my parents because they were sleeping in the next room.So I thought it might be our dog, but it was lying in the sitting room.But then, what could it be Could it be a thief However, a thief never knocked at the door! ③ Oh, I see,it must be the wind because it was raining and the wind was strong outside.④ Finally, I felt much better and fell asleep again. ②该句描述了当时“我”的恐惧,从而为下面的各种猜测做好铺垫。 ③So/But then/However等词的运用使文章连贯顺畅;并恰当运用can’t,might,could等情态动词进行合理推测。 ④运用must作出肯定推测,并运用because从句说明推测的依据,逻辑严谨。
【实战写作】
生活中充满了神秘。你的生活中发生过什么神秘的事情吗 请你根据思维导图提示写一篇英文短文,向同学们讲述这件事。
要求:
1.包含思维导图上的所有要点;
2.词数100左右。
___________________________________________________________
___________________________________________________________
_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
参考答案
一、根据语境,用must be,might be,can’t be或may be填空
1.must be
2. must be
3. can’t be
4. may be
5. may/might be
二、1. A　考查情态动词表推测。由语境可知句意为“你一定是在开玩笑!”。表示推测“一定”, 用must。
2.C　考查情态动词辨析。根据“She has just gone for a meeting in her car.她已经开车去开会了。”可知:表否定推测,用can’t。
3.A　考查情态动词。句意:——那个男孩是你的朋友汤姆吗 ——那个男孩不可能是他,因为他去图书馆了。can’t 表示否定的猜测,意为“不可能 ”。
4.C　考查情态动词。句意:——你得到了你最喜爱的乐队的票,你一定很兴奋!——是的。我可以看到乐队的现场演出,真是难以置信! 表达肯定猜测“一定 ”,用 must。
5.B　考查情态动词。句意:——你的朋友埃里克会怎么来参加聚会呢 ——我不确定。他可能乘地铁。由I’m not sure.可知,表猜测“可能 ”,用 may/might。
【实战写作】
It was Wednesday.After school, I came home as usual.To my surprise, I found my room was in a mess when I opened the door.
　　There must be someone visiting my room.I was angry and decided to find out who did this.I guessed it might be a thief, but other rooms were clean and tidy.Then I thought it could be my little brother, who had played in my room.However, he was too short to open the door.As I wondered, a lovely dog came out.At the same time, my parents came and told me it was my birthday present.
　　I was so happy that I didn’t care about the mess anymore.That birthday present is the best one I’ve ever gotten.
21世纪教育网(www.21cnjy.com)