Question

【题目】对于我们来说，帮助需要帮助的人是有意义的。
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Answer 1

【答案】It's meaningful for us to help people in need.
【解析】it is +adj+for + sb+to do sth 的句式表示做某事对于某人来说怎么样。meaningful有意义的，句子用it 作为形式主语，不定式作为真正的主语。故填It's meaningful for us to help people in need.