Module 12 Help
Unit 3 Language in use
【教学目标】
1. To use the points in Units 1 and 2.
2. To make Ss learn about the accidents and how to deal with the harmful accidents to save their lives.
【教学重点】
1. To master the words, the imperative sentence.
2. To use can/could/must to t ell the possibility.
【教学难点】
The using of can/could/must
【教学方法】
PWP method, Formal and interactive practice
【教学手段】
A tape recorder, multimedia and some pictures
【教学过程】
Teaching Procedures:
Step 1 Revision and Warming up
Loo k at the pictures and fill in the blanks.
Step 2 Language practice
Master the grammar by filling in the blanks.
- That ______ be harmful!
- Betty, you ______ know!
- _____ _____ from windows and heavy furniture.
- ______ ______ _____ street lights or under power lines.
Step 3 Grammar
祈使句
表达说话人的叮嘱、劝告、希望、禁止、建议、请求或命令等。一般以动词原形开头,无时态和数的变化。
1. 动词原形构成的祈使句
e.g. 祝你度过美好的一天!
别浪费时间了!
请走这边。
确保他不受凉。
Have a nice day!
Don’t waste your time!
Come this way, please.
Make sure he’s warm.
2. let’s 构成的祈使句(提出建议)
e.g. 这周咱们到乡下度周末吧。
我们坐出租车好吗?
Let’s spend this weekend in the countryside.
Let’s take a taxi, shall we?
3. 无动词祈使句(请求、命令、口号等)
e.g. 请稍等!
请这边走!
Just a minute, please!
This way, please!
情态动词must, can, could表示推测
can/could 可以表示对现在或将来的推测,“会,可能”。can表推测是,常用于否定句和疑问句。否定句中,cannot表示“不可能”。
e.g. 你不是认真的吧!
You can’t be serious!
could可用于肯定句、否定句和疑问句。
e.g. 他可能很疼。
那可能有害!
这有可能是真的吗?
He could be in pain.
That could be harmful!
Can/Could this be true?