A prize will be given to whoever solves the riddle.whoever 在这里等于 any person 还是the person？ 同理Send it to whoever is in charge of sales.我个人觉得这2个句子里都是any person
I never do anything whatever on the ground that it is good for health, though in actual fact the things I like doing are mostly wholesome. the ground that it is good for health老师对这句的结构不太了解，it是形式主语吗？为什么用it而不是直接是关系代词（that）+is...
...pairings, both
voluntary (married couples) and forced (student roommates), to see which
remained together and which split up. Again, the evidence seems to favour
similarity rather than complementarity as an omen of a successful relationship,
though there is a complication: where marriage is concerne...
... alone.3. The reason that he didn't comeis clear.4. I say that I know it.5. The great thing about a computer notebook is that no matter how much you stuff intoit, it doesn't get bigger or heavier. 有的人说前三句的主句就是全句，第五句 no matter how much you stuff intoit ...
...时可置于所修饰的名词后作定语：The house ablaze is next door tome. 那家着火的房子就在我隔壁。（夸克《英语语法大全》）用作后置定语时其本质仍是表语：The house (which is) ablaze is next door to mine.（夸克《英语语法大全》）2. 表示强...
1. I have no reason to think he won't return. He needs me as much as I
need him.2. There's no need to cry. We can sort this out together.这两个句子中不定式分别做什么成分呢？
Woman: And you want to do someinterviews: you know, what the professors think of the plans, what the students think. You get the idea, but… Man: But wait till I talk to Max before proceeding? Woman: Right, he’ll cover everything you need to know tobe a reporter for us. Can you come b...
...: Oxford: to pretend that sth is true; toimagine what would happen if sth were true.Collins: You can use suppose or supposing before mentioning a possible situation or action. You usually then go on to consider the effects that this situation or action might have.例句：1. Sup...
However wealthy we may be, we can never find enough hours in the day to do everything we want. Economics deals with this problem through the concept of opportunity cost, which simply refers to whether someone’s time or money could bebetter spent on something else.Every hour of our time has a valu...
Petrol is three times as what it was a few years ago in China.这句话是表示倍数的，把 as...as 结构补充完整应该是怎么样？后面的 what 去掉可不可以，改成类似与 Petrol is three times as expensive as it was a few years ago in China.