She is getting better by degrees, but it will be some time _____ she is completely well.
| A．that | B．since |
| C．when | D．before |
The well –dressed man____to be a robber
| A．turned out | B． turned in | C．turned over | D．turned down |
--Good morning, Grand Hotel.
---Hello. I’d like to book a room for the nights of the 18th and 19th.
--- ______________.
| A．What can I do for you? | B．Just a minute, please | C．What’s the matter? | D．At your service. |
He to paint the whole house but finished only the front .
| A．set about | B．set off | C．set out | D．set in |
All the characteristics that distinguish birds ________ other animals can be traced to prehistoric times..
| A．to | B．between | C．for | D．from |
Mother made a promise ________ I passed the exam, she would buy m e a computer..
| A．if | B．that | C．that if | D．whether |