11. They are used to _____________(prepare) new lessons.
12. By _____________( work) day and night , he succeeded in
(finish) the job in time.
13. His doctor advised him ______(give) up_______ (smoke).
14. Please stop __________(talk). We will stop _________(eat)
lunch in ten minutes.
15. Stop ________(argue) and start ________________(work).
16. I like _____________(think) carefully about things before
_______________(make) decision.
17. Ask him _______________(come) in. Don`t keep him
____________(stand) at the door.
18. Did you succeed in ______________(solve) the problem?
19. Don’t forget _________(lock) the door before _______(go) to bed.
20. Don’t try ____________(persuade) me . Nothing can make
me _______________(change) my mind.
11.preparing
12.working-finishing
13.to give-smoked
14.talking-to eat
15.arguing-working
16. to think- making
17.to come - to stand
18.solving
19. to lock - going
20.to persuade - change
11.preparing
12.working-finishing
13.to give-smoked
14.talking-to eat
15.arguing-working
16. to think- making
17.to come - to stand
18.solving
19. to lock - going
20.to persuade - change