____ _ he can pass the driving test is quite uncertain.
| A．If | B．Whether | C．That | D．What |
31．America was_________was first called “India” by Columbus.
| A．what | B．where | C．which | D．That |
30．It seems water___from the ceiling for some time . We’ll have to climb to the roof with a ladder.
| A．leaked | B．is leaking | C．leaks | D．has been leaking |
29．To pass the exam, Li Hua had a busy week ______ to the radio and the tape.
| A．to listen | B．listened | C．listening | D．Listen |
28．With so much work _____ with , I doubt if I shall have time to visit you.
| A．to deal | B．dealing | C．dealt | D．having dealt |
27．They had a party last month, and it was a lot of fun, so they wanted to have _____ one this month.
| A．other | B．the other | C．another | D．More |