摘要：4．-What do you think of Miss Evens' works? -They have our understanding of these difficult subjects. A．contributed to B．attended to C．devoted to D．look forward to 答案与解析:A contribute to意为“帮助 .本句中表示“帮助理解这些困难的问题 ,attend to意为“注意 ,devote to意为“贡献 ,look forward to意为“期望 .

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