_____ more Americans are getting married today than ever before, the divorce rate is also on the rise.A. Since B. If C. While D. Once 这题选C，while表示虽然，但是A since表示既然，这里涉及虽然和既然的逻辑区别，不知道老...
1.The movement has been punched,as has been the students.我想请问下这里as引导的倒装，如果是完成时的被动或者进行态的话，是把have been放前面，还是只把have放前面就行了？ 2.如果是have been放前面的话，为什么否定副词的倒装是把have放...
Were the danger even greater, I should feel compelled to go.书上说，从副词even可以看出来，这是一个无连词让步状语从句=Though the danger were even greater。我的迷惑是：1）为什么说从副词even就可以看出来， 如何理解？2）让步状语从句通常采用...
The family environment is widely believed to be the most important influence on children's development.其中的to be是做非谓语做宾语吗？为什么要用to be，是动词believe的固定搭配形式吗？
He ____ the key, so we ______ into the office.A. hadn't left; can't B. didn't leave ;couldn't have got C. hadn't left; could't getD. hasn't left; could't get答案是B，还是C？谢谢!
The millions of calculations involved, had they been done by hand, ______ all practical value by the time they were finished.A. had lost B. would have lost C. would lose D. should have lost请问：应该选哪个？ had...
...加 be动词才对，谢谢指教。1. I sold my car to James for £8002. The book sold well and was reprinted many times3. I'm sorry, we've sold out of bread.4. The tickets sold out within hours.
（1）She has to say she wishes the situation were a little better. (单数，为什么用were而不是was呢？)（2）He ordered them to get out of the store or he would had them all arrested.(为什么不是would have 而是would had？ 另外如果句子是一般时态，是否可以用will hav...
We're seeing more precipitation falling as rain rather than snow.The snowpack isn't lasting as long with the higher temperatures.请教老师：1）句中的rather than可否换用other than, 二者的区别是什么？2）为什么句中只有一个as, 即as long ？是不是可以这样分...
If they who believe in Strickland's greatness are right, the personal narratives of such as knew him in the flesh can hardly be superfluous. 请教老师：这里的such as 是整个用作代词作介词of的主语吗？麻烦老师讲解一下这种such as的用法，谢谢！
1. Her friend tried to persuade her to go back home with him, but in vain.2. The setting sun lit up the river, which, as if by magic, had turned into a golden ribbon.上面的两个句子中，but in vain, as if by magic都省略了什么呢，谢谢大家!
I've gotten to the point where I can be around some difficult people without feeling the need to be so reactive fix them to make them happier or want to avoid them.请问此处的so reactive fix them是否应为so reactive to fix them？为何能够省略to？或者是与so相关其他结构？
What
are the differences between the waste management in Sweden and that of some countries in Africa?句子摘自北师大高中英语必修第三册第8单元(p43)。老师说这里的
that 是替代词？请专家老师分析一下它的用法（最好有例句），谢谢！
第一个句子:Tennis is the most popular, with 50% of women enjoy watching it. 这个with后面的enjoy不对吧？是不是应该改成enjoying。第二个句子:basketball and badminton attract 22% and 12% of participants,7% higher than the respective percentage of viewers. 这个句子的7%前...