Don’t disturb Tony, for he ________ all night and has just fallen asleep.
| A．has been working | B．is working | C．has worked | D．works |
相关试题
It seems that living green is ______easy and affordable. A small step masks a big difference. 
| A．exactly | B．fortunately | C．surprisingly | D．hardly |
The World Health Organization gave a warning to the public without any ______when the virus of H1N1 hit Mexico in April, 2009. 
| A．delay | B．effort | C．schedule | D．consideration |
The Somali robbed frequent attacks on the sea urged the United Nations to_____all nations to take immediate action. 
| A．fight for | B．apply for | C．call on | D．wait on |
We are at your service. Don’t _______to turn to us if you have any further problems.
| A．beg | B．hesitate | C．desire | D．seek |
-Yeah, My mum is pretty considerate, you know what_____ ,she always arranges everything around me. 相关知识点
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