He______unwisely, but he was at least trying to do something helpful.A、may have

游客2024-08-08  13

问题 He______unwisely, but he was at least trying to do something helpful.

选项 A、may have acted
B、must have acted
C、should not act
D、would not act

答案 A

解析 尽管他的行为不够明智,但至少他在努力做一些有益的事情。may用于从句中表示让步,不管,不论;尽管。must have acted用在此处语气不正确。由从句可知,事件发生在过去,故C项D项不可选,前后时态搭配不一致。
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