When the concrete hardens, those otherwise harmful emissions are sequestered forever, before they even reach our atmosphere.句中otherwise什么用法,如何理解呢?如果去掉,语义有何变化?
It’s about having each tiny wish come true, or having something to eat when you are hungry or having someone’s love when you need love.Having tiny wish come true come 是过去分词还是原形?is about doing 意思是有关于么?
1)It's a pity that he should refuse to accept the offer.2)It's a pity that he should have refused to accept the offer.请教老师:
以上2句含义的区别究竟是什么?1)表示“还没有”拒绝,2)表示“已经拒绝”了,是吗?可否说成...