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    精英家教网 > 高中英语 > 题目详情
    --- An ant has two stomachs --- one for itself, one for others.
    --- Really? Quite interesting. I ____ anything about it.
    A．don’t knowB．have knownC．haven’t knownD．didn’t know
    D
    考查时态。句意：蚂蚁有两个胃——一个给自己，一个为别人。——真的吗？相当有趣儿。关于这个事我一点都不知道。结合语境可知描述的是过去的状态，故用过去时态，选D。
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