问题描述：
Be后怎么跟动词原形 All we have to do is clean or peel it
原句:Most fruits are naturally sweet and we can eat them just the way they are-all we have to do is clean or peel them.
原句:Most fruits are naturally sweet and we can eat them just the way they are-all we have to do is clean or peel them.
问题解答：
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