题目内容
They found _______very hard to move the stone.
A.it | B.its | C.this | D.that |
A
A it做found的形式宾语,真正的不要是动词不定式。故选A。本题也可看做是that引导的宾语从句,但这时应该填that it was。故不选D。
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A.it | B.its | C.this | D.that |