Helena's father was so nervous 'that he got up to have a look out of the window almost ______ .
| A．each other hour | B．each two hours |
| C．every other hours | D．every two hours |
---Why you are so worried?
--- I ___for my little son all the afternoon, I don’t know why he hasn’t come back so late.
| A．am waiting | B．have waited | C．have been waiting | D．waited |
--- Do you want really to buy it?
---- _____ I’ m willing to pay _____price you ask.
| A．No, what | B．Yes, no matter what |
| C．No, whatever | D．Yes, whatever |
It is suggested that __big event like Russian Year in China should benefit _____relationship between the two countries.
| A．a, from the | B．/ , the | C．a , the | D．the , from a |
If it is convenient ____you , I want to ask you to help me repair the roof of the kitchen. on Friday .
A. to B. for C. with D at
__________ there was danger ahead, the girl walked on.
| A．Known not | B．Not known | C．Knowing not | D．Not knowing |