Earth is believed ______ by an object the size of Mars at some point in the distant past
before its surface cooled．
| A．to be hit | B．to have hit | C．to have been hit | D．to hit |
Sunday, rather than at home, I preferred .
| A．It being; say; to travel | B．Being; to stay; to travel |
| C．It being; stay; travel | D．It was; to stay; traveling |
With a lot of problems , the VS troops are having a hard time in Iraq.
| A．settled | B．being settled | C．settling | D．to settle |
16. ---The farmer president was caught at last.
---Really? Where himself?
| A．had hidden | B．has he hidden | C．was he hidden | D．has he been hiding |
Turn off the tap please. The water .
| A．was wasted | B．wastes | C．is wasting | D．is wasted |
---I hope you enjoyed the film last night.
---How on earth do you know I went to a film? I you.
| A．won’t tell | B．didn’t | C．haven’t told | D．don’t tell |