Darwin had a phrase to describe those ignorant of evolution: they “look at an organic being as a savage looks at a ship, as at something wholly beyond his comprehension” .as引导的方式状语从句可倒装，这里可以倒装吗？什么情况才可倒装？这里边两个as都是连词吗...
The
names of Chinese dishes are diverse, but behind each of the famous dishes is an
interesting story explaining why it is popular.前半句话names是主语，are是系动词，diverse是表语，but并列了一个句子表转折，其中is是系动词，story是表语，请问主语是什么？以...
She left the keys
behind her at home.的句子成份，尤其是her一词的成分是什么？如果写成句子 she left the
keys behind at home.去掉her一词，或者She left her keys at home.可以么？是正确的么！这三句话有什么区别呢？
...en doing sth= Be careful when you do sth.比如：Be careful when crossing the road. 过马路时要小心。是相当于：Be careful when you cross the road. 过马路时要小心。或相当于：Be careful when you are crossing the road. 过马路时要小心。