新概念英语第一册 Lesson29
一、核心知识点
1. 祈使句:动词原形开头,表示命令、请求
例句:Shut the door please. 请关门。
shut 动词,关,关门,合上
短语 shut up 闭嘴
2. 句型:What must I do, Mrs Jones? 琼斯夫人,我该做什么?
must 情态动词,必须、应该,可用于现在和将来
must 侧重主观自愿
例句:I must exercise more often. 我必须多锻炼。
have to 侧重客观被迫
I have lost my pen, so I have to buy one. 我钢笔丢了,所以不得不买一支。
3. 并列祈使句:
Open the window and air the room.
打开窗户通风。
air 动词:使房间通风
air the room 给房间通风
air 名词:空气
4. Then put these clothes in the wardrobe.
then 副词:然后,接着
put…in… 把……放在……里面
5. make the bed / make one's bed 铺床
6. 祈使句另外两种形式
Be动词开头:Be+形容词
例句:Be quiet please.
请安静。
Let's开头:Let's+动词原形
例句:Let's go shopping.
我们去购物吧。
二、练习题
(一). 根据中文意思补全单词
1. 卧室__________
2. 小的大衣柜__________
3. 打扫__________
4. 衣服__________
5. 关__________
6. 换空气__________
7. 放__________
8. 打开__________
9. 扫去灰尘__________
10. 必须__________
(二.) 单项选择(圈出正确答案)
1. Come ____ please.
A. on B. in C. at D. off
2. ____ the blackboard.
A. Watch B. Clean C. Air D. Shut
3. __________, Mrs Jones?
-Sweep the floor.
A. What must you do?
B. What does I do?
C. What must I do?
D. What is I do?
4. Put the clothes ____ the wardrobe.
A. on B. and C. off D. in
三、练习题答案
(一). 单词拼写答案
1. bedroom
2. wardrobe
3. clean/sweep
4. clothes
5. shut
6. air
7. put
8. open
9. dust
10. must
(二). 选择题答案
1. B
2. B
3. C
4. D
新概念英语第一册 Lesson 30
一、核心知识点
情态动词 must 用法
1. 基本含义
must 意为必须、应该,强调要求和责任,用于现在和将来时态。
例句:All students must attend the meeting.
2. 否定形式
must not,缩写 mustn't,
表示强烈禁止,禁止做某事。
例句:You mustn't take photos in the museum.
You mustn't smoke here.
3. must 一般疑问句
Must I go to the hospital with you?
肯定回答:Yes, you must.
否定回答:No, you needn't.
4. must 特殊疑问句
Where must the visitors report?
回答:They must report to the reception.
二、练习题
(一)根据中文意思完成下列句子
1. 我应该做些什么?
What ______ I do?
2. 带上你的手表。
______ ______ your watch.
3. 关上水龙头。
______ ______ the tap.
4. 打开灯。
______ ______ the light.
(二)单项选择(圈出正确答案)
1. I feel cold. I ______ my clothes.
A. put on B. take off
C. turn on D. turn off
2. The window isn't ______. Let's clean it.
A. dirty B. dust C. clean D. untidy
3. The room is too hot. ______ it.
A. Clean B. Dust C. Wash D. Air
4. Take ______ your trousers.
A. on B. off C. in D.of
5. ______ the pencil.
A. open B. shut C. make D. sharpen
三、练习题答案
(一)完成句子答案
1. must
2. Put on
3. Turn off
4. Turn on
(二)单项选择答案
1. A
2. C
3. D
4. B
5. D