Would you like_________ apple? (a/an/some)
Can I have __________ coffee? (many/ much/some)

... I have ________ sweets. (many/much/a lot of)
Where are the children? – They __________ in the living room. (are playing/ play/played)
They _______ their work a month ago. (start/started/ will start)
Peter likes sport. He __________ football every day. (play/plays/ is playing)
They _______ just from Moscow. (return/returned/ have returned)
Next week the young explores_________ the valley of rubbish.(will clean/clean/have cleaned)
The students________ do their homework every day. (will have to/ had to/ have to)
He has a sore throat, so he __________(will have to/ had to/ have to) go to the doctor tomorrow.