----I’m going to the United States.
---- How long ____you ____in the States ？
| A．are; stayed | B．are; staying |
| C．have; stayed | D．did; stay |
28. Hello, you_______5678234, I’m sorry but I am unable to answer your questions right now.
| A．reached | B．are reaching | C．have reached | D．had reached |
27. After the flood, no house in the village______ .
| A．left standing | B．was left to stand | C．was remained | D．remained standing |
26. The news that scientists so far haven’t found out the cause of bird flu discouraged some WHO officials,________?
| A．didn’t they | B．did it | C．didn’t it | D．did they |
25. You won’t get anything back if your parcel was damaged by the flood, because that is something________control.
| A．in | B．out | C．beyond | D．Within |
24. In their hearts, some children think it is their parents’ business to earn money and________to spend it.
| A．they | B．them | C．their | D．Theirs |