1) After his illness the boy couldn’t keep …with the class.
2) Keep …it, my boy!
3) You should keep…playing football.
4) The doctor advised him to keep…meat for some time.
5) They were kept …by a heavy rain.
6) You should keep your car…
7) I’ll keep …nothing from you.
8) Keep…with this work.
9) Keep …the topic of the conversation.
10) You’d better keep …the quarrel.​

1. The Jamaican team were excited about going to Austria because they HAVE never SEEN snow before. 
2. After the holiday, he was keen to see the photos that he HAD TAKEN. 
3. Anna CAME first in the school cross-country race last week. 
4. I missed the first goal because by the time I got to the stadium the game Had (already) STARTED. 
5. The first time I tired skiing, I found it quite easy because I DID a lot of waterskiing. 
6. After the accident, I phoned Andy's parents to say that he HAD HURT his arm. 
7. Manchester United WON the championship last year. 
8. My brother used to love scuba-diving, but he HAD never GONE swimming on his own.

1If you … (looked) both ways before crossing the street, you wouldn’t have been knocked down. 2 If I (were) you, I would phone my mother tonight. 3 If he hadn’t stopped the car, he … (would have had) an accident. 4 I … (would give) some money to charity if I won a competition. 5 Unless we … (leaves) now, we’ll be late. 6 Your friend wouldn’t have phoned if you … (had not met) her in the street. 7 If I hadn’t woken up early, I … (would have been) late for work. 8 If I … (had ) more time, I would tidy the garden. 9 If John … (phones), can you take a message. 10 If I were you, I … (would get) someone to help me.