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2017届高考英语二轮复习 unit4 period 3 Grammar & Writing同步精炼 新人教版选修10 Ⅰ.用所给动词的适当形式填空 1．I'd rather you ________ (come)tomorrow. 2．If only he ________ (be)alive. 3．We should act as if she ____________ (watch)us. 4．I couldn't help even though I ____________ (be)there at the moment. 5．If I ____________(inform)yesterday，I ________ (know)what to do now. 答案 1.came 2.were 3.were watching 4.had been 5.had been informed；should know .单句改错 1．If you had taken my advice，you wouldn't fail in the exam.________ 2．I would have finished the work，but I had been ill.________ 3．It's high time we do our homework.________ 4．I wish she will do better next time.________ 5．The teacher demanded that he answered the question immediately.________ 答案 1.fail→have failed 2.had been→was 3.do→did 4.will→might 5.answered→should answer .单项填空 1．Without the air to hold some of the sun's heat，the earth at night________，too cold for us to live. A．would be freezing cold B．would be frozen cold C．would be freezing coldly | 
