By looking at a problem in as many ways as possible, creative thinkers can find solutions that would _______ remain invisible．
| A．otherwise | B．yet | C．already | D．fo rever |
There may be something wrong with her ______,she can' t see things clearly.
| A．eyes | B．ears | C．mouth | D．nose |
The room is too small, there' s no enough ________for another desk.
| A．place | B．room | C．floor | D．ground |
He has searched the ________ or 2 hours for the information about Yang Liwei.
| A．mouse | B．keyboard | C．Internet | D．computer |
_________ mother is a worker.
| A．Mary and Mike's | B．Mary's and Mike's | C．Mary's and Mike | D．Mary and Mike |
At that time, he was studying in_______ university. And it was a famous one.
| A．/ | B．the | C．a , | D．an |