...的情况下，用关系副词和介词+关系代词有什么区别？He has lost the key to the drawer ___B___ the papers are kept.A. whereB. in whichC. under whichD. which我想问一下这里where和in which的区别，之前在语法书上看到：定语从句是被动，有主语用关系副词...
The researchers also filtered the sharks' feces from the water using a fine mesh, allowing them to test how much of what went in came out.请问老师，有人说这个allowing是现在分词做目的状语，对么？目的状语的逻辑主语不就是主语吗？那么研究人员自己让自...
...们好，今天在查before时，看到朗文的词条解释:3. used to say that something happens after a period of time这里的happens 是因为表示习惯而使用了一般现在吗？类似在电影里听过的it happens.之后又查了一下happen，牛津▲ a. Let's see what happens next we...
Some people are unwilling to take the training course ______ because of
the cost.A.shortly B.partly C.fully D.fairly参考答案选 B （partly）。但 C、D 选项 fully (完全地...)和 fairly（在很大程度上...）代入后也没有语法错误啊，语...
Assistant Vice President-Engineering Thomas Holmes led the team that identify this new
opportunity, noting that “CSX has worked hard to ensure we have a strong base
of suppliers, both global and domestic, who are prepared to meet all our rail
infrastructure needs.”句中led the team that
identif...
As can be seen in the tour, it also features one of the most elaborate cooking classrooms at seaand an Artist Loft where passengers can take hands-onart classes.上文中的where引导的是同位语从句还是定语从句，怎样由语意判断定语从句和同位语从句（不是通过成分...
...nging with them new diseases which killed many Koorisand seizing the land on which the Kooris had lived for thousands of years句中bringing with them new diseases...可归纳为bring with sb sth, 请问和bring sb sth 有何区别？bring with sb sth 是否为bring sth with sb的变体呢？
I'm sure knowing that he had the support of his mother and the chance to give it up if it got too much for him gave him the strength he needed to go on.老师好，请问sure是表语还是knowing是表语？
The market for _used mobile phones os gettinging larger and larger as ______ years go on.答案给的是/,/
但是选项d,“/,the”是错的答案给的是第二个也是非特指，但是我不明白，the years其实应该是对的，因为如果说话人本身就是想表达the years=these yea...
看到一句话…You
will learn how to use three of the most confusing preparation in English, they
are“at”、“in”and“on”，as applied to time.我认为句子里单词apply词意应是“应用”，不是“适用于”。可是它前面结构又好像不完整，应当改为as it was ...
The library ______for more than 60 years since it _____ in 1940.
A. has been open; opened
B. has been opened; opened
C. has opened; was open
D. has been open; was open
正确答案为A。但 D 为何不可以呢？有资料说，当 since 引导的状语从句的谓语动词是延续性...
请问下面这两个句子是否有误？1. He usually ate fast food and no breakfast before.ate 在此处这样用可以吗？用 had 比较好还是用 ate？有没有 eat breakfast？2. What he does makes him like a father or uncle.（http://ask.yygrammar.com/q-7237.html 陈根花老师的...