The parents were in search _______ their son who was lost when the two countries were ______ war.
| A．of; in | B．of; at | C．for; at | D．for; in |
There is no need for you to look up every new word you ________ while reading.
| A．come up with | B．come out | C．come about | D．come across |
After meeting the beautiful girl, Peter lay on his bed with wonderful ideas ________ in.
| A．crossing | B．crowding | C．entering | D．reaching |
Yao Ming as well as his teammates ________ hard to win honor for China these years.
| A．work | B．are working | C．has been working | D．works |
Practising Chinese kung fu can not only ________ one’s strength, but also develop one’s character.
| A．bring up | B．take up | C．build up | D．put up |
— You were brave enough to raise objections at the meeting.
— Well, now I regret ________ that.
| A．to do | B．to be doing | C．do | D．having done |