作业帮Do you find___easy to work out the problem?It`s really nice___him to help us.
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Do you find___easy to work out the problem?It`s really nice___him to help us.
Do you find___easy to work out the problem?It`s really nice___him to help us.
Do you find___easy to work out the problem?It`s really nice___him to help us.
it(find的宾语,不用it's)of(表示人的属性,不能用to)
it 和of
it of
it形式宾语
of