–A boy was killed by the tiger in the zoo.
–He was believed into the cage while feeding the tiger without permission.
| A．to fall | B．to be falling | C．to have fallen | D．having fallen |
—Do you need the electric dryer?
—________.
| A．No way | B．My pleasure |
| C．No problem | D．After you |
—Can I really get a mountain bicycle as a reward if I win the race?
—Absolutely! ________.
| A．It all depends | B．I mean it |
| C．You've got me | D．So will you |
—Would 13：00 be convenient?
—________， but I'll have to check my schedule for sure.
| A．It won't do | B．It should be fine |
| C．That's the deal | D．It's up to you |
—Tom often plays the record very loud at midnight in his apartment.
—________！
| A．Just your luck | B．Better not |
| C．It can't he helped | D．That's too much |
—Shall I help you with the math problem?
—________.
| A．If you wish | B．With pleasure |
| C．You're welcome | D．That's right |