--- The floor is dirty. Can anyone clean it?
--- ______. I do it all the time.
A.Don’t mention it | B.Why you? | C.Not sure. | D.Not me again. |
51. Don’t put your cell (手机) _____ the edge of the table, or it will fall off
A.at | B.on | C.to | D.In |
50. The Englishman has a very good ear _____ music. You can ask him for some advice.
A.at | B.of | C.for | D.In |
49. He goes _____ at 8 a.m. and comes _____ at 5 p.m. Today he is _____.
A.on duty; off duty; on night duty | B.on his duty; off the duty; on night duty |
C.to duty; from duty; at night duty | D.in duty; out duty; at night duty |
48. Some new changes happened _____ the school _____ my absence.
A.at; to | B.in; for | C.in; during | D.at; on |
47. She was disappointed _____ hearing the news that Chinese football team lost the first match in “World Cup”.
A.at | B.in | C.of | D.With |