问题补充:
单选题Thefloorissodirty.Wouldyouplease?A.to mop up itB.mop up itC.to mop it upD.mop it up
答案:
D解析考察代词作宾语及情态动词.代词做动词短语宾语时,代词要紧放在动词后,介词前.would是助动词,句子中缺少谓语动词,故不用不定式.选D.
时间:2019-10-07 14:06:09
单选题Thefloorissodirty.Wouldyouplease?A.to mop up itB.mop up itC.to mop it upD.mop it up
D解析考察代词作宾语及情态动词.代词做动词短语宾语时,代词要紧放在动词后,介词前.would是助动词,句子中缺少谓语动词,故不用不定式.选D.