Exercises

Unit 25 · when I do and when I’ve done if and when

25.1

Which is correct

1Don’t forget to lock the door when you go out / you’ll go out. (you go out is correct)(Example)

As soon as we get any more information, we let / we’ll let you know.

I want to get to the cinema before the film starts / will start.

Don’t drive through a red light. Wait until it changes / it will change to green.

Sarah will be here soon. I make / I’ll make some coffee when she comes.

I’m 20 now. I wonder where I’ll be when I’m 40 / I’ll be 40.

I wait / I’ll wait for you until you’re ready, but don’t be long.

Oliver is five years old. He wants to be a TV presenter when he grows up / he’ll grow up.

We could meet for coffee tomorrow morning if you’re / you will be free.

If the weather is / will be nice tomorrow, we’re going to the beach.

Vicky is / will be very disappointed if she doesn’t get a place at university.

You’ll feel better after you’ve had / you’ll have something to eat.

25.2

Complete the sentences using the verbs in brackets

Complete the sentences using the verbs in bracketsUse will

1When you are (you / be) here again, you must come and see us.(Example)

I want to see Sophie before (she / go) away next week.

Call me when (you / know) what time you’re going to get here.

There’s no need to hurry. (I / wait) for you until (you / be) ready.

I’m going out for about an hour. (you / still / be) here when (I / get) back?

I think everything will be fine, but if (there / be) any problems, (I / let) you know, OK?

Kate looks completely different now. (you / not / recognise) her when (you / see) her again.

I’m going to be away for a few days. If (you / need) to contact me while (I / be) away, you can call me.

25.3

Read the situations and complete the sentences

Readthesituationsandcompletethesentences.

1You and a friend want to go out, but it’s raining hard. You don’t want to get wet. You say: Let’s wait until it stops raining .(Example)

You’re visiting a friend. It’s going to get dark soon, and you want to leave before that. You ask: I’d better go now before .

You want to sell your car. Mark is interested in buying it, but he hasn’t decided yet. You ask: Let me know as soon as .

Your friends are going to Hong Kong soon. You want to know where they’re going to stay. You ask: Where are you going to stay when ?

The traffic is bad in your town, but they are going to build a new road. You say: I think things will be better when they .

Someone you know has been very rude to you. You want her to apologise. You say (to someone else) : I won’t speak to her until .

25.4

Put in when or if

Putinwhenorif.

1Don’t worry if I’m late tonight.(Example)

Be careful. You’ll hurt yourself you fall.

I’m going shopping. you want anything, I can get it for you.

I’m going away for a few days. I’ll call you I get back.

I don’t see you tomorrow, when will I see you again?

I’m watching a programme on TV right now. it finishes, I’m going to bed.

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

I hope Sarah can come to the party. It will be a shame she can’t come. ➜ Additional exercises 12–15 (pages 309–11), 32 (page 321)