Mainly because I know how harsh these sort of terrains can be.疑问语序：How harsh can these sort of terrians be？陈述语序：How harsh these sort of terrians can be？这里的How harsh是做表语吗？疑问语序：How happy can we be friend？陈述语序：How happy we can be friend？...
It must have been bad for the furniture, but I suppose the hostess took her revenge on the furniture of her friends when, in turn, she visited them. Some of them were dressed fashionably, and they said they couldn't for the life of them see why you should be dowdy just because you had written a ...
Jameson Slattery, vice president of Global Marketing at Color Science, knows what it’s like to be faced with an overflowing inbox every day.句子里的 it's 作何解？这边可以省略 it 吗？
1) l wondered what you could be doing and what might be happening to
you.2) l wondered what you could do and what might happen to you.1. 如何解释第一句中的could be doing和might be happening的使用问题？2. 对比句中的could be doing和could do，might be
happening和might happen，...
Whittingham started his research into lithium batteries in the 1970s at a time when world oil prices were high and energy availability a big concern. and 后面的部分是不是少了个 was？
______, the man would not give in.A. Though had been failedB. Though having been failedC. Though failed D. Though
being failed 老师们好！关于这道题目中fail一词，我有两种理解，但无法自洽，恳请老师给与指导！ 理解1：failed作形容词讲，此时...