48. Some new changes happened _____ the school _____ my absence.A.at; toB.in; fo

48. Some new changes happened _____ the school _____ my absence.A.at; toB.in; fo

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48. Some new changes happened _____ the school _____ my absence.
A.at; toB.in; forC.in; duringD.at; on

答案
C
解析

举一反三

49. He goes _____ at 8 a.m. and comes _____ at 5 p.m. Today he is _____.
A.on duty; off duty; on night dutyB.on his duty; off the duty; on night duty
C.to duty; from duty; at night dutyD.in duty; out duty; at night duty

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50. The Englishman has a very good ear _____ music. You can ask him for some advice.
A.at B.ofC.forD.In

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51. Don’t put your cell (手机) _____ the edge of the table, or it will fall off
A.atB.onC.toD.In

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52. The struggle against sand storm will not end _____ victory unless we pay much attention to the balance of nature.
A.atB.inC.forD.With

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53. Our music teacher often enjoyed _____ playing the violin in his spare time.
A.him byB.himself byC.him inD.himself with

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