I'll give the money back to you . I see you next time.

* * *

Союзы if и whenиногда можно перепутать! Действие в предложениях с when произойдут ОБЯЗАТЕЛЬНО (рано или поздно). Думайте о смысле, когда выбираете правильный вариант.

Начало формы

I'll give the money back to you ... I see you next time.

· If

· When

Конец формы

Упражнение 5. Вставьте вместо точек if или when.

1. … I see Tom tomorrow, I’ll invite him to our party.
2. … it rains this evening, I won’t go out.
3. I’ll phone you … I get back.
4. I’m feeling very tired. I think I’ll go straight to bed … I get home.
5. I’ll be very surprised … he doesn’t get the job.

* * *

Упражнение 6. Заполните пропуски союзами when или if.

1. … I go home tonight, I’ll have a bath.
2. … there is a good programme on TV, I’ll watch it.
3. … there’s nothing in the fridge, we’ll eat out.
4. We’ll go skiing next winter … we have enough money.
5. … it’s a nice day tomorrow, we’ll go swimming.
6. I’m coming to London tomorrow. I’ll phone you … I arrive.
7. We’re thinking of going to Spain for our holidays. … we decide to go, I’ll let you know.

* * *

Упражнение 7. Вставьте вместо точек when или if.

Похожее упражнение, но во второй части иногда встречается повелительное наклонение.

1. … you can’t do your homework, ask for help.
2. I’ll give the money back to you, … I see you next time.
3. I’ll come to bed … this programme ends.
4. … anyone phones me, tell them I’m out.
5. Come on! … we hurry, we’ll catch the bus!
6. … I play tennis with Justin, he always wins.
7. The shops are full of things to buy … Christmas comes.
8. «I’ve lost my bag.» — «… I find it, I’ll let you know.»

* * *

Прежде чем выполнять упражнения дальше, вспомните основные союзы времени и условия:

времени:when, as soon as, till (until), before, after;
условия:if, unless, on condition that

ВНИМАНИЕ! Данные предложения не являются условными. В них правило не работает!
I’d like to knowwhen Dan will be back. – Я хотела бы знать, когда вернется Дэн.
I don’t know ifshe will come home. – Я не знаю, вернется ли она домой.

Упражнение 8.Поставьте глаголы, данные в скобках, в нужную форму.

1. I wonder if he (laugh) at this joke again.
2. She will buy a new bag when she (arrive) in London.
3. I will stay here till he (come).
4. Tell him about it if he (want).
5. I wonder when somebody (come and tell) her what to do.
6. Do you know if your uncle (come back) from his trip tomorrow?
7. Don’t tell her about it before she (ask).
8. I will know all about it when I (get) a letter from her.
9. She will catch bad cold unless she (go and change) her wet shoes.
10. I wonder when you (be ready) and if you (be on time).
11. I am not sure when she (return).
12. Will you wait until she (finish)?
13. Please, book a return ticket if you (get) to New York.
14. I shall cut some sandwiches in case they (be) hungry. (shall — имеет оттенок «долженствования»)

* * *

Упражнение 9. Составьте сложное предложение из двух простых, используя союзы, данные в скобках. Примените правило.

ОБРАЗЕЦ: I’ll wait here. You’ll get back. (until) — I’ll wait here until you get back.

1. Give me a ring. You’ll hear some news. (when)
2. The TV programme will end. I’ll do my homework. (after)
3. I’ll go to work. I’ll have a bath. (before)
4. She’ll be in Paris. She’ll visit friends. (when)
5. The lesson will end. I’ll go home. (as soon as)
6. I won’t leave the house. The postman will call. (until)
7. Can you feed the cats? I’ll be away. (when)
8. I’ll tell you about the holiday. I’ll get back. (when)
9. I’ll study English. I’ll speak it perfectly. (until)

* * *

Упражнение 10. Объедините два предложения в одно по образцу. Используй союзы времени или условия по смыслу.

ОБРАЗЕЦ. You are going to leave soon. You must visit the doctor before that. — You must visit the doctor before you leave.

1. I’ll find somewhere to live. Then I’ll give you my address.
2. It’s going to start raining. Let’s go out before that.
3. I’m going to do the shopping. Then I’ll come home straight.
4. You’ll be in London next month. You must come and see me then.
5. I’m going to finish reading this book. Then I’ll get the dinner ready.
6. We’ll make our decision. Then we’ll let you know.

* * *

Упражнение 11. Составьте смысловые цепочки предложений по образцу, используя if и переведите их на русский язык.

ОБРАЗЕЦ. If the earth gets warmer, the sea will get warmer. —If the sea gets warmer, the ice at the North and South Poles will melt. — If the ice …, etc.

1. the earth gets warmer
2. the sea gets warmer
3. the ice at the North and South Poles melts
4. the sea level rises
5. there are floods in many parts of the world
6. it is a disaster.