Perhaps it is true that nobody in the world knows exactly how the earth __________.
| A．came up | B．came out |
| C．came to power | D．came into being |
Tom's worry is he won't be chosen for the school football team．
| A．that | B．whether | C．when | D．why |
The children's excitement as Christmas drew near．
| A．grows | B．tried | C．trying | D．had grown |
During the weekend, the health club is usually full of people to get in shape
| A．try | B．grew |
| C．trying | D．having tried |
Don't phone me between 10:00 and 11:30 tomorrow morning． I a meeting then．
| A．had | B．have |
| C．was having | D．will be having |
1 think we'd better keep to the subject, we'11 waste our time．
| A．and | B．or | C．but | D．so |