If you have really been studying English for so long, it's about time
you ____ able to write letters in English.
A) should be B) were C) must be D) are
这道题选B，为什么A不对？it is about time虚拟语气有时候不是也用should do吗
...看法试题：[1] Mr Green must have been punished for his being rude
atthe meeting, _____ he?A. mustn’t B.
wasn’t C. didn’t [2] Oh, Bill, I can't have lost my keys, _____ I ?A. can B.
have C. did[3] He can't be her father, ____h...
Fats and sugar are very rich in energy but poor in vitamins, minerals and dietary fibre. 脂肪和糖类热量很高，但维生素、矿物质和膳食纤维贫乏。fat 是不可数名词吧，这里的复数 fats 是强调不同种类吧，即多种脂肪，对不对？但问题是，为什么 su...
What abeautiful dress you are wearing !
Thank you . It ( ) especially for me by a French tailor.
A is made
B has been made
首先被动语态我是理解的，这礼服是被一位法国裁缝特别为我制作的。既然动词是被制做，而这个...
Core interests usually note areas ofgreat importance for Beijing considered vital to national survival, and not upfor negotiation.Whatare China's core interests?虽然做“利益”讲的时候用复数名词...
...He
returned 20 years after. [=later]An hour
after，she was
still sitting there and sewing the same dress. (引自Hill)这样的用法已经很少见了，只有在韦氏高阶上还有。我在其他的专著中几乎没有见到这样用法的例句了。但是有一种用法目前仍然常用：I...
...tter from his mother for long.
3.We can’t go to see him today____we are going away very soon.
4.He didn’t agree to join them,____he didn’t have time for a holiday.
... don't agree.这样子是不是就可以了？接下来的一题：—His parents try to do everything for him—That’s they are mistaken.这里why为什么不可以麻烦大佬解答并且能否将when和where以及why在名从中所有意思告知于我，特别感谢！
...ny letter from his mother for long. 2.We can’t go to see him today____we are going away very soon. 3.He didn’t agree to join them,____he didn’t have time for a holiday.
...网友提出的问题：““
6. somewhat formal — used to talk about the
result or effect of something that may happen or be true…I will feel very guilty
should anything go wrong. [=if anything goes wrong]—usually used with ifI will feel very guilty
if anything should [=were to] go wrong....
...自一本惯用法词典），请专家老师分析。It’s unnatural of parents to reject their own children. 父母抛弃自己的子女是反常的。请问这个句子可以这样改写吗？Parents are unnatural to reject their own children.
...h as a boy. 他年轻时住在爱丁堡。
Even as a boy he was hopeless at maths. 小时候他数学就很差。
As a boy, I lived on a farm in Maine. 在我是个小男孩时，我住在缅甸州的一个农场里。
请问这样用的as可以换成when或while吗？