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问题 关于情态动词的用法

...一个关于情态动词的题目I have a problem, but I don't know what I ____ do.A. must    B. can    C. should    D. need这道题答案给的是C，解释是根据句意。但我觉得从句意的角度来看B，C和D都有合理性，请教各位老师们B和D为什么不行，谢谢...

问题 while从句的时态问题

... to reach the top of the mountain, but all the happiness happens while you _____ it.A  climb     B are climbing选择B进行体是正确的，甚至更佳，更能突出climb的延续性。但是A答案climb 的一般体也应该正确，如：I went swimming while the other...

问题 the same...that这边可以用the same...as吗

...means they are not massive enough to jump start the same kind of reactions _____ power stars such as the sun. Instead, brown dwarfs simply shrink and cool down. A. whose         B. which         C. that            D. as答案为什么是C，D为什么不可以，谢谢！

问题 一道美国SAT考题

The development of cameras so small that they can be swallowed by patients ____.have made diagnosing certain diseases much easierhas made it much more easier to diagnose certain diseaseshas made certain diseases much easier to diagnosemake diagnosing certain diseases much easierare making it much ea...

问题 that可以指代一个状语从句吗

If the man is only interested in your looks, ____ just shows how shallow he is.答案填 that，说 that 指代的是前面的状语从句，that 不是不可以指代句子么？如果可以指代句子 除了指代状语从句还可以指代哪种句子么，谢谢！

问题 live的正确形式填空

So they decided to take a trip bac in time and ____(live )like it's 1986.这里是不是动词不定式的两个并列动作take and live是这样吗.那么like做介词后面不接从句呀，是不是要吧like 改成as。老师我的解释对吗?老师不对能帮我分析下吗？

问题 独立主格无动词结构的问题

The old man stood there, ____.A. with back against the wall B. with his back against the wall C. with back against wall D. his back against wall请问老师CD选项应改为back against wall这种说法是否正确呢，有无什么依据可以参考呢?

问题 主谓一致问题（the whole school作主语）

The whole school ____ (was, were) cheering the winner.请教一道主谓一致问题。即 the whole school 作主语时，谓语动词该用单数还是复数？谢谢！

问题 关于在一道定语从句单选题中whose/of which的疑问

题目：Please pass me the dictionary _____ cover is black.A.which     B.of which     C.its     D.whose本题参考答案选D选项；但是我在学习定语从句的相关内容时，从语法书上看到过whose=of which的情况（如下图）请问各位专家老师，这个单选...

问题 被同位语从句解释说明的名词_句中所在的位置

...景：总所周知，定语从句对名词进行“限定修饰”，译为_什么什么的。定语从句基本可以出现在任何位置的名词之后（比如主语后面，宾语后面，表语后面等）言之凡是句子中名词所能出现的位置，定语从句基本都可以在该名...

问题 hear sb do/doing的区别

We often hear some students ____ spoken English in the English corner.A. practice  B. practicing根据语境感觉填B合适，但是又觉得AB两个都可以，盼望专家老师解惑。

问题 介词on与for的一个用法区别

The doctor is busy preparing an operation____this patient.A.for  B.on正确答案是B. 但我怎么感觉是用for？难道for就不对了吗？还是答案有误？

问题 选择题句意理解存疑

Among economic theories, the theory that demand____ supply is the most basic one.A. determines  B. defines 答案给的是A,为什么不能是B?determines supply 是什么意思呢？ 前面名词已经复数了后面怎么还带个名词？

问题 now连用的时态问题

请问老师在这道题中：But for his help, we____(work) now. 答案给的是would be working，感觉否定是不是也对，即wouldn't be working, 我的答案填的是wouldn't work可以吗？这里now不是此时此刻，而是当下这一段时间的概念，或者说出现now的句子一...

问题 辨析：recover,regain,restore,revive

Share prices on the Stock Exchange plunged sharply in the morning but ____ slightly in the afternoon. A.regained     B.recovered  C.restored   D.revived