.The boy asked his parents to buy him a pair of binoculars __________ which to watch football games.
Why didn’t Jim come to school this morning? ---Because there was _______ with his legs.
There is some doubt_______ he can win the first prize.
It is _____ that the Chinese ping-pong team will win the prize.
Could you tell me_________________?
In my opinion, the film is ______worth _______a second time.