About ________ of the surface of the earth is covered by water．A. two-thirdB. three quarterC. seventy percentD. one half答案 D 为什么不行？a half与one half 有何区别？谢谢！
...ing interest in a range of surgical procedures, mainly to look prettier, rather than fighting aging, which may help explain why the population of plastic surgery patients in the country is much younger than in other placesrather than 后面为什么不是和前面的不定式对应，因为是前面...
The King was at Hampton Court Palace that year, which was outside London, well away from the plague．请 问well 是什么用法……强调吗？看一句复习的句子时，除了看句子成分，还看什么，一般在五大普通句型里。例如主谓宾状。
Tony Trivisonno came to America seeking the American Dream.But he didn’t find it—he created it for himself. All he had were 24 precious hours a day, and he wasted none of them. 请问老师，seeking the American Dream.作间隔后置定还是目的状语？谢谢老师。
he had other family members alive in the world.老师，这个句子的alive（adj）一般作表语吧。alive和后面的介词短语作定语；其实是alive和介词短语分别作members的定语，还是alive in the world形容词短语作members的定语。
I see a lady and her ringing laughter is intolerable --- the noise of conversation in the hotel, unbearable. 请教老师，A． 1. 破折号后面没有谓语(is), 破折号是否等同于逗号，这样后半部分就是一个独立主格成份，所以没有谓语is？2. 破折...
Write these sentences again, using the word or phrase in brackets.老师们好，请问这句中的using是什么用法？表伴随，还是方式？能不能等于= Write these sentences again, and use the word or phrase in brackets.
These memes — witty, visual and catered to the audience — have powered the group’s explosive growth by allowing self-reflection. 这里的cater是做定语修饰memes所以用了被动吗，可是memes迎合受众不应该是主动吗？
Hanyu, who has won two world championships himself, said he relished the competition—which is taking place at the same arena just north of Tokyo where he won his first world title in 2014.这里的just north of Tokyo是做地点状语吗但是后面的where引导的从句是做它的定语,请老...
The plan needs to include Operational information such as where you business is based, who your suppliers are and the premises and equipment needed.is based后面为什么没有介词in？