Some pre-school children go to a day care centre, they learn simple games and songs.
A. then B. there C. while D. where
John is not here today .Who can him in the game?
A. take the place B. instead of C. replace D. in place of
I bought a dress for only 10 dollars in a sale; it was a real .
A. exchange B. bargain C. trade D. business
Several companies are each other a contract（合同）.
A. competing against; for B. competed; with C. compete with D. competing with; to
We don’t doubt he will finish the task in time.
A. which B. that C. if D. whether
He is a foreigner. But now he on the right of the road in China.
A. used to drive B. is used to drive C. used to driving D. is used to driving
