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?1? Mr Zhang asked me ＿＿＿ the words again. ?A. read B. reads C. to read D. reading ? ［答案］ C. ? ［析］ ask somebody to do something 要求某人作某事。 ?2? You ＿＿＿ play on the road. It's dangerous. ?A. mustn't B. may C. can D. must ? ［答案］ A. ? ［析］ must 用于否定句表示禁止做某事。 ?3? Mr Brown ＿＿＿ in Beijing since 1993. ?A. work B. works C. worked D. has worked ? ［答案］ D. ? ［析］ 句中有since引导的时间状语，因此句中要用完成时态。 ?4? I ＿＿＿ a letter when my mother came in. ?A. write B. am writing C. was writing D. will write ? ［答案］ C. ? ［析］ 当母亲进来时是一个瞬时的动作，而写信是一个长动作，所以写信这个动作应用过去进行时态，表示在写信过程中发生的另一个短动作。 ?5? It's not an important party, you needn't ＿＿＿ . ?A. pay for it B. wear it out C. try it out D. dress up for it ? ［答案］ D.? ［析］ pay for-为某物，某人付款，wear out-穿坏，磨破，tryout-选拔，挑选，而dress up-梳妆打扮。 | 
