标题: OG语法又一问 [打印本页] 作者: flyemirate 时间: 2013-7-25 09:13 标题: OG语法又一问 72. His studies of ice-polished rocks in his Alpine homeland, far outside the range of present-day glaciers, led Louis Agassiz in 1837 to propose the concept of an age in which great ice sheets had existed in now currently temperate areas.
(A) in which great ice sheets had existed in now currently temperate areas
(B) in which great ice sheets existed in what are now temperate areas
(C) when great ice sheets existed where there were areas now temperate
(D) when great ice sheets had existed in current temperate areas
(E) when great ice sheets existed in areas now that are temperate
正确答案是B，为什么里面的what是可以是指代地方的？
作者: kiwifoodtown 时间: 2013-7-25 10:41
因为what这里是从句的宾语。作者: 木以晨夕 时间: 2013-7-26 18:27
what在这里没有指代任何东西，你找到先行词了吗？
what are now temperate areas可以整体看作一个名词。比如：
They are discussing what to do next. 这里的what to do做宾语。这种用法很常见。
如果你不习惯这样的用法，可以把what....替换成名词，这样就很清楚了。比如把上句中的what are now temperate areas心理想成China, or Japan, whatever.