He has searched the ________ or 2 hours for the information about Yang Liwei.
| A．mouse | B．keyboard | C．Internet | D．computer |
The government has taken some measures to solve the problem of unemployment, but it
may be some time ______ the situation becomes better.
| A．before | B．since | C．after | D．unless |
Water, which seems so simple and common, is ______ makes life possible.
| A．which | B．what | C．that | D．how |
Let’s go to ______ cinema—that will take your mind off the problem for while.
| A．the; the | B．the; a | C．a; the | D．a; a |
With a lot of difficult problems________, the manager felt worried all the time.
| A．settled | B．to be settled | C．settling | D．to settle |
I have been keeping the portrait ________．I can see it every day, as it always reminds me of my childhood in Paris.
| A．since | B．where | C．as | D．if |