16．—Tom, you’ve got an A in the final English exam. Congratulations!
—Thanks. But I never thought the result came out so fast. The papers _____ when I left the teacher’s office just now.
| A．had been marked | B．were still being marked |
| C．are still marking | D．had been marking |
The 30th Olympic Games _____ in London．
| A．will take its place | B．will happen |
| C．is to be held | D．will be held |
The farmers thought of ways ________ their trees.
| A．of protect | B．protecting | C．to protect | D．to protecting |
---Do you think our basketballers played very well yesterday?
----______．
| A．They were not nervous at all | B．They were still young |
| C．They played naturally | D．They couldn’t have done better |
—Do you think you could successfully light the flame at the opening ceremony?
—_______. This is not the first time for me.
| A．Take care | B．Hurry up | C．Not exactly | D．Don’t worry |
The father and the son entered the tiger area _______ two doors were open at the time.
Suddenly five tigers appeared, one of which killed the father.
| A．there | B．which | C．its | D．whose |