(单选题)45: After Billy proved that he could ride a bicycle safely, his father ___ to him and bought him one. A: give off B: give in C: give out D: give back ...

(单选题)15: Mary could not tell Jane the secret with her little brother standing ____. A: by B: up C: in D: to ...

(单选题)9: The Chinese government took ____ the administration of Hong Kong from Britain on July 1, 1997. A: up B: down C: after D: over ...

(单选题)3: When spring comes in that part of the world, the trees just burst ____ life. A: in B: into C: to D: toward ...

(单选题)47: It would have taken hours to work the answer out, so I ____ my pocket calculator. A: turned in B: turned up C: turned to D: turned out ...

(单选题)35: After Billy proved that he could ride a bicycle safely, his father ___ to him and bought him one. A: give off B: give in C: give out D: give back ...

(单选题)15: I was quite taken ____ by his attitude. I never expected he would disappoint his parents by doing such a thing. A: back B: aback C: after D: apart ...

(单选题)9: In discussing environmental pollution we ought to keep ____ the point of concern. A: to B: at C: on D: off ...

(单选题)35: He was a good worker who was ________ to his family as well as to his work. A: consistent B: committed C: content D: engaged ...

(单选题)23: The historical and cultural background to the play has been very carefully and thoroughly ___. A: searched B: researched C: sourced D: reserved ...