Bài tập mệnh đề when và mệnh đề if

Câu 1:

Complete the sentences using the verbs in brackets.All the sentences are about the future. Use wil/won't or the present simple.

1. I ..... (phone) you when I ..... (get) home from work.

2. I want to see Julia before she .... (go) out

3. We're going on holiday tomorrow. I .... (tell) you all about it when we .... (come) back.

4. Brian looks very diffierent now. When you…(see) him again, you .... (not/recognize) him.

5. .... (you/be) lonely without me while I .... (be) away?

6. We must do something soon before it .... (be) too late.

7. I don't want to go without you, I .... (wait) until you .... (be) ready.

8. Sue has applied for the job, but she isn't very well-qualified for it, I .... (be) surprised if she .... (get) it.

9. I hope to play tennis tomorrow if the weather ..... (be) nice.

10. I'm going out now. If anybody .... (phone) while I .... (be) out can you take a message?

Đáp án:

1. 'll phone/ get

2. goes

3. will tell .... come

4. see .... won't recognise

5. Will you be .... am

6. is

7. will wait .... are

8. will be .... gets

9. is

10. phones .... am

Câu 2:

 Make one sentence from two.

1. It will stop raining soon. Then we'll go out.

=>We.............. when ..............

2. I'll find somewhere to live. Then I'll give you my address.

=> I ................. when ................

3. I'll do the shoping . Then I'll come straighr back home.

=> ................. after .................

4. It's going t oget dark. Let's go home before that.

=> ................. before .................

5. She must apologize to me first. I won't speak to her until then.

=> ................. until .................

Đáp án:

1. We'll go out when it stops raining.

2. I'll give you my address when I find somewhere to live.

3. I'll come straight back home after I do the shopping.

4. Let's go home before it gets dark.

5. I won't speak to her until she apologises.

Câu 3:

Read the situations and complete the sentences.

1. A friend of yours is going on holiday. You want to know what she is going to do

YOU ask: What are you going to do when ...................?

2. A friend of yours is visiting you. She has to go soon but maybe there's time for some more coffee.

YOU ask: Would you like some more coffee before ................?

3. You want to sell your car. Jim is interested in buying it, but he hasn't decided yet.

YOU ask: Can you let me know as soon as ........................?

4. Your friends are going to New York soon. You want to know where ther're going to stay

YOU ask: Where are you going to stay when ......................?

5. The traffic is very bad in your town, but they are building a new road at the moment.

YOU say: I think things will be better when they ................

Đáp án:

1. you are on holiday

2. you go

3. you decide

4. you are in New York

5. finish the new road

Câu 4:

Put in when or if.

1. Don't worry ..... I'm late tonight

2. Tom might phone while I'm out this evening .... he does, can you take a message?

3. I'm going to Rome next week. ...... I'm there I hope to visit a friend of mine.

4. I think jill will get the job. I'll be very surprised .... she doesn't get it.

5. I'm going shopping. ...... you want anything I can get it for you.

6. I'm going away for a few days. I'll phone you .... I get back.

7. I want you to come to the party, but .... you don't want to come that's all right.

8. We can eat at home or, .... you prefer, we can go to a restaurant.

Đáp án:

1. if

2. if

3. when

4. if

5. if

6. when

7. if

8. if