问题
选择题
The floor is so dirty .Would you please ?
A．to mop up it
B．mop up it
C．to mop it up
D．mop it up
答案
答案：D
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.
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The floor is so dirty .Would you please ?
A．to mop up it
B．mop up it
C．to mop it up
D．mop it up
答案：D
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.