Not only I but also Tom and Jack ___ interested in English because it ____useful.
| A．is； is | B．is ； are | C．are； is | D．are； are |
—The lights in the classroom are still on. Do you know______.
—To revise for the coming exams.
| A．what they stay up late for | B．why they stay out late |
| C．when will they stop studying | D．how they work on their lessons |
The students are too _____ to keep their eyes open in class because of staying up late.
| A．sleeping | B．asleep | C．sleep | D．sleepy |
The hotel is ________ for 400 people _________.
| A．enough large; to live | B．enough large; to live in |
| C．large enough; to live in it | D．large enough; to live in |
____ he was rich, he gave little money to the others.
| A．Because | B．Though | C．As | D．Since |
We never doubt______ Bill is honest.Because he never tell lies.
| A．that | B．if | C．whether | D．that if |