He is so addicted to smoking that ________ seems to be no chance of talking him into quitting.
| A．this | B．what | C．it | D．there' |
After the Yushu earthquake, to make sure that rescue work could be carried out as smoothly as possible, Premier Wen Jiabaohis visit to Brunei.
| A．put away | B．put off | C．put up | D．put down |
He spent at least as much time reading as you _______on line yesterday.
| A．had to chat | B．do chatting |
| C．had chatted | D．did chatting |
In front of the house _____ with a history of 100 years．
| A．does a tall stand | B．stands a tall tree |
| C．a tall tree is standing | D．a tall tree stands |
I’m really a bit worried because I have no idea what my parents’ _________ will be to my poor examination result．
| A．expression | B．reaction | C．appearance | D．expectation |
Our government has taken some measures to overcome the lack of electricity, but it may take some time _____ we have enough power．
| A．since | B．after | C．unless | D．before |