题目内容
【题目】— His advice is really helpful to us.
— Yes. We need to thank him.
A.important to
B.friendly to
C.useful for
【答案】C
【解析】划线部分单词helpful to为对……有帮助，important to，对…很重要，friendly to，对...友好，useful for，对……有用，故选C。
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题目内容
【题目】— His advice is really helpful to us.
— Yes. We need to thank him.
A.important to
B.friendly to
C.useful for
【答案】C
【解析】划线部分单词helpful to为对……有帮助，important to，对…很重要，friendly to，对...友好，useful for，对……有用，故选C。