as / though引导的让步从句必须将表语或状语提前 (形容词, 副词, 分词, 实义动词提前)。 注意: 1) 句首名词不能带任何冠词。 2) 句首是实义动词, 其他助动词放在主语后。如果实义动词有宾语和状语, 随实义动词一起放在主语之前。 Try hard as he will, he never seems...
1. 原因状语从句:常由because, as, since和for引导 Eg: Nonetheless, I am still in favor of space travel, for its merits far outweigh demerits. 尽管如此,我还是赞成太空探险,因为...
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