《Language in use》Museums PPT课件3

Objectives:

To summarize and consolidate the use of imperative sentences and adverbial clause: if…do

Observe

Observe the following examples carefully. They are all from this module.

1. No shouting!

2. Don’t cross that rope!

3. Don’t be rude!

4. If you ever go to London, make sure you visit the Science Museum.

5. No entry.

6. No photos.

... ... ...

if引导的条件状语从句

Ⅰ. 结构：if从句+祈使句

If you want to go, please tell me.

如果你想去的话，请告诉我一声。

If you want to know more about it, call now.

如果你想了解更多内容，现在就打电话吧。

If you want to know what to see, look at the guide.

如果你想知道有什么可看的，就读一下指南吧。

Ⅱ. 位置：if从句可以放在主句之前，也可放在主句之后。

If you ever go to London, make sure you visit the Science Museum.

如果你去伦敦，一定要去参观科学博物馆。

这个句子可以改写为：

Make sure you visit the Science Museum if you ever go to London.

Ⅲ. 用法：“if从句+祈使句”这种结构用来表达建议。

如果对方生病了，你建议他去看医生可以说：

If you do not feel well, please go to see the doctor.

你如果感觉不舒服，就去看医生吧。

... ... ...

Match the signs with the rules.

1 No swimming.

2 No football.

3 No right turn.

4 No parking.

5 No littering.

6 No food and drinks.

Look at the signs and write the rules.

Do not touch.  No smoking.

No photos.  No entry.

... ... ...

Complete the sentences with the correct form of the words in brackets.

1. If you _______ (want) to see old machines, _______ (go) to the museum. 

2. If you ______ (visit) London, _______ (take) a boat trip on the river.

3. If the computer does not _______ (start) immediately, _______ (wait) for one minute.

4. If the weather ________ (get) older, _______ (put) on more warm clothes.

5. If any student ________ (have) a high fever, _______ (send) him/her to the school doctor at once.

6. If you ________ (want) to know how it works, ________ (read) the book.

Complete the sentences with the words or expression in the box.

at   between   inside    into    next to   on

1. The Science and Technology Room is ________ the third floor.

2. Take the lift to the third floor. It is over there, _______ the stairs.

3. There is a garden ________ the back of the building.

4. You are not allowed to go _______ the museum without paying.

5. The shop is _______ the ticket office and the main door.

6. There must be another way ________ the room.

... ... ...

Ⅰ. 根据句意填空。

1. 如果你经过超市，请给我买些水果。

Please _______ _______ some fruit if you ______ by the supermarket.

2. 如果你饿了，请吃些食物。

______ you _______ hungry, please _____ some food.

3. 如果你不知道如何使用它，请向李老师求助。

If you _______ _______ how to use it, please ________ Mr Li for help.

4. 如果你想念你父母，就给他们打电话吧。

______ ______ _______ your parents, please ______ ______ _______ _______.

Ⅱ. 用所给单词的适当形式填空。

1. If you are thirsty, _______ (drink) some water.

2. ______ (go) to see a doctor if you ________ (not feel) well.

... ... ...

Homework

1. Finish the exercise in Learning English. 

2. Preview the new words and expressions in Module 6.

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