题目内容
【题目】He always gives me a hand when I am in need. He is really ________.
A.usefulB.helpfulC.harmfulD.grateful
【答案】B
【解析】
略
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题目内容
【题目】He always gives me a hand when I am in need. He is really ________.
A.usefulB.helpfulC.harmfulD.grateful
【答案】B
【解析】
略