1、【题目】Thosewho’dliketovisittheexhibition________(sign)yournameshere.
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1、【题目】Abeamoflightwillnotbendroundcornersunless________(make)todosowiththehelpofareflectingdevice
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1、【题目】I wonder if he could get it ________ (do) before tomorrow.
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done
解析：
暂无解析
1、【题目】Thefloordoesnotlooksobadwhen________(sweep)clean.
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1、【题目】Matteristhename________(give)toeverythingwhichhasweightandoccupiesspace.
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1、【题目】He refused to tell us whether he ________ (undertake) the job.
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would undertake
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暂无解析
1、【题目】Those who’d like to visit the exhibition ________ (sign) your names here.
答案：
sign
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暂无解析
1、【题目】He fell asleep immediately last night; he must ________ (be) very tired.
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have been
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暂无解析
1、【题目】Herefusedtotelluswhetherhe________(undertake)thejob.
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1、【题目】heteachertoldthemsincelight________(travel)fasterthansound,lightning________(appear)togobeforethunder.
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1、【题目】Night________(fall),wehurriedhome.
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1、【题目】Ishallneverforget________(meet)thelatePremierZhouduringhisinspectionofourfactory.
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1、【题目】The floor does not look so bad when ________ (sweep) clean.
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swept
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暂无解析
1、【题目】________(catch)intherain,hewaswettotheskin.
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1、【题目】________(fail)severaltimes,theyneedsomeencouragement.
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