资源简介

中小学教育资源及组卷应用平台
人教版 八下 UNIT 2 Stay healthy.Section A Grammar Focus 语法专题精讲精练
情态动词should/could & 反身代词
一、情态动词should & could
should的用法
表“应该”：提建议、表责任/义务，后接动词原形，适用于所有人称。
例：You should finish your homework first.（你应该先完成作业。）
表“不应该”：否定形式为shouldn’t，用于劝诫。
例：You shouldn’t eat too much junk food. It’s bad for your health.（你不应该吃太多垃圾食品，对健康不好。）
could的用法
表“可以”：提建议，语气比can更委婉，后接动词原形。
例：You could try yoga to relax.（你可以试试瑜伽放松。）
表“能够”：表示过去的能力（can的过去式），后接动词原形。
例：The clever boy could speak Chinese and French when he was three.（这个聪明的男孩三岁时就能说中法文了。）
二、反身代词
构成
| 人称 | 单数 | 复数 |
| 第一人称 | myself | ourselves |
| 第二人称 | yourself | yourselves |
| 第三人称 | himself/herself/itself | themselves |
核心用法
作宾语：接在动词/介词后，表动作回指主语。
例：Mary taught herself to sing this song.（玛丽自学唱这首歌。）
作同位语：强调主语（可省略，不影响句意）。
例：You can do the job all by yourself.（你可以独自完成这项工作。）
固定搭配：by oneself（独自）、enjoy oneself（玩得开心）、look after oneself（照顾自己）
注意事项
反身代词需与主语的人称、数保持一致。
语法专题精练
I. 用括号内所给单词的适当形式填空
We enjoyed ______ (our) at the new amusement park.
The students solved the maths problem ______ (they) after hours of hard thinking.
Mary taught ______ (she) to sing this song. How great she is!
My brother dressed ______ (him) up as the Monkey King for the party.
Please cheer ______ (you) up by singing songs and games during the journey, boys and girls!
The little girl can look after ______ (she) when her parents are out.
We should learn to do things ______ (we) instead of asking for help.
Did you and your friends enjoy ______ (you) at the birthday party last night
Tom and Lily made the model plane ______ (they) without any help.
When I got lost in the city, I told ______ (I) to stay calm first.
II. 单项选择
Shh! This is a library. You ______ keep your voice down.
A. can’t B. should C. shouldn’t D. couldn’t
Each banke is very dangerous. We ______ learn to protect ourselves.
A. might B. should C. could D. would
To achieve our dream, we ______ rest on what we have done.
A. may not B. shouldn’t C. needn’t D. couldn’t
The clever boy ______ speak Chinese and French when he was three.
A. might B. would C. could D. must
______ you please give me some advice on improving my English
—Sure. You ______ spend more time reading English novels.
A. Could; could B. Must; must C. Should; could D. Should; can
—I feel stressed before exams.
—You ______ listen to some light music to relax.
A. should B. can’t C. shouldn’t D. mustn’t
When we cross the road, we ______ look both ways first.
A. could B. should C. might D. would
—______ I use your dictionary for a minute
—Of course. Here you are.
A. Must B. Should C. Could D. Need
The baby is too young. You ______ leave her alone at home.
A. shouldn’t B. could C. should D. must
My grandpa ______ play chess very well when he was in his fifties.
A. should B. could C. must D. might
参考答案
I. 用括号内所给单词的适当形式填空
1. ourselves 2. themselves 3. herself 4. himself 5. yourselves 6. herself 7. ourselves 8. yourselves 9. themselves 10. myself
II. 单项选择
1. B 2. B 3. B 4. C 5. A 6. A 7. B 8. C 9. A 10. B
21世纪教育网 www.21cnjy.com 精品试卷·第 2 页 （共 2 页）
21世纪教育网(www.21cnjy.com)

展开更多......

收起↑