Раскройте скобки, чтобы получить present simple, present continuous, present perfect continuous или present perfect.
1. is andy here? – i don’t know, i … (not see) him today.
2. where … you … (go)? – to the library.
3. would you like … (borrow) this magazine? – no, thanks. i … (read) it before.
4. betty’s bus … (arrive) at 5 o’clock. i must go and meet her at the bus station. have you seen my record book? i … (look) for it all the morning.
5. mike … (talk) to his friend for an hour already.
6. more and more forests … (disappear) because of fires nowadays.
7. how long … you … (work) on this problem?
8. the first lesson … (not finish) at 9.45
9. they … (play) football tonight.
10. linda is disappointed. she … (fail) her test.
11. school … (prepare) children for life.
12. we … (have) a party next saturday night. will you come?
13. … you … (try) to take photos? it’s not allowed, you know.
14. … you … (remember) where he … (work)?

1) eight thousand six
(oh) seventy five
five hundrend eighty three
fourteen thousand three hundrend fourty seven
six thousand eight hundrend fourty
2) The ninth of May nineteen fourty five
The fourteenth of February twenty twelve
The eighth of June nineteen sevenry three
3) one quarter/a quater of a kilogram
one half /a half of a meter
four fifths of a litre
seventy point thirty five of centimetries
one hundrend twenty one and three kilometres
4)three hundrend gramm of cheese
a half of kilogram of sour cream
a parcel of milk
a litre of vegetable oil
one chocolate cake
a jar of peas

1) If he doesn't come in time, we will wait for him. 
If he didn't come in time, we would wait for him. 
If he had come in time, we would have waited for him.   

2) If you put on your glasses, you will see better. 
If you put on your glasses, you would see better. 
If you had put on your glasses, you would have seen better.   

3) If you work systematically, you will fail at the examination. 
If you worked systematically, you would fail at the examination. 
If you had worked systematically, you would have failed at the examination.   

4) If he is ill, he won't take part in the football match. 
If he was ill, he wouldn't take part in the football match 
If he had been ill, he wouldn't have taken part in the football match   

5) If we don't have so much luggage, we will walk. 
If we didn't have so much luggage, we would walk. 
If we hadn't had so much luggage, we would have walked.