Unit5 SectionB(3a-4)

Unit5第三课时（SectionB1a~2c) 导学案
一、自主预习
（一）预习目标
1、预习课本第37页的单词，能根据音标正确拼读这些单词。

2、找出课本第37页出现的短语和重点句型，仔细想想你知道他们的意思吗？（二）预学热身
* 预习课文前，了解本课时的单词、短语、句型（英汉互译）
1. 在天空中_____________
2. run for exercise ___________
3. 赶公交车_____________
4. wear a suit_______________
5. late for work___________
6.一个带着相机的妇女_____________
7. 报警_________________ 8. must be_________________
* 句型展示台
1. --你认为那个人为什么在跑？_____ do you think that man _____ _____?
--他跑步可能是为了赶车。

He might be ______ _____ _____ a bus.
2. 看那个男人正沿着街道跑。

Look at the man _______ _______ the street.
二．语法探究
1. He could be running for exercise.
指点迷津：●could在句中表示推测，意为“可能”。

表示推测意义的情
态动词有：_______________________.
●must\could\should等+be+doing sth. 表示猜测正在进行或发生
的动作，
●介词for在句中表目的.
试一试①He _______ _______ watching TV now. 他现在不应该在看电视。

②My mother ________ ______ _______ dinner now
我母亲现在一定在做晚饭
2. There’s a strange creature getting out.
指点迷津：There be sb./sth. doing sth. 有…正在做某事
试一试There are some birds _______ (sing) in the tree.
三．课堂活动
听录音，完成下列信息表格
1. A. late for work B. late for class C. late for school
2. A. in the room B. on the street C. in the sky
3. A. a spider B. an alien C. an insect
4. A. a camera B. a hat C. a mobile phone
5. A. from the magazines B. from the TV news C. from the school 四．达标测评
1. It’s 7 p.m Lily must be ______ (do) her homework.
2. There are robots ________ (work) in the factory now.
3. Look! There is a helicopter ______ (fly) in the sky.
4. –Why do you think the man is running?
--He could _______ for exercise.
A. be running
B. run
C. go
D. be good
5. We didn’t learn ______ in this lesson. A. something new
B. new something
C. anything new
D. new anything
6. –Must I finish the work today? --__________
A. Yes, you need
B. No, you mustn’t
C. Certainly not
D. No, you needn’t。