Tom likes playing_______ chess, but he doesn’t like playing ___________piano.

There are so many kinds of computers in the shop. I really don’t know ______ to choose.

He often_____ with his friends _____ lunchtime. [ ]

I’m glad you’ve come back from the United States. Please tell me how long you ____there.

. “You must find such long hours very tiring.” “______. I enjoyed it.”