Make sure that your computer room is 100% ________ of insects because they can really cause trouble to your machine.
| A．absent | B．rare | C．free | D．short |
He kept looking at her, wondering whether he _____ her somewhere.
| A．saw | B．has seen | C．sees | D．had seen |
When the soldier _____ his shirt, he discovered that his arms were black and blue.
| A．took on | B．took over | C．took in | D．took off |
_____ such a great trouble, the little girl didn’t know what to do.
| A．Facing with | B．Faced with | C．Facing to | D．Faced to |
There is only one opening here for a typist, and quite a few people are competing for the _____.
| A．position | B．situation | C．condition | D．state |
．Before the economic crisis came, John had sensed that the firm was to be ruined and he _____ just in time．
| A．pulled up | B．pulled out | C．pulled off | D．pulled down |