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问题 That is why...与This is why...

...’s why I don’t like it.That’s why I came late.That’s why he wanted to sell his house.That’s why you couldn’t pass the test.以上各句都是用的代词 that，但是没有怎么见过This is why…的用法！请问：英语可以用This is why… 吗？

问题 as...as...原级比较的复杂结构

Also, overindulged children are not as challenged as children with fewer playthings to be more creative in their play. 1. 这句是 as +adj+as 原级比较和 it is adj to do 句型的结合形式吗？2. to be more creative 是形容词 challenged 的宾语吗？

问题 语法填空（涉及连用 if, when, after 的选用）

But the paradox is that our children can only truly succeed ______ they first how to fail. 答案应该填 when / if 但是 after 可以吗，有什么区别？when / if 在这里什么意思？

问题 句子成分分析

If you keep on the right path,there may be a car in your future.I had to keep on with the deception.这里第一句话keep分析为系动词，on the right path为介短。第二句话keep on为一个不及物的短语动词，后面接了介短with the deception，这样的分析对吗？第一句...

问题 句子结构分析（happy前为什么没有is）

The background thread（后台线程） then goes to sleep, happy that it has freed some memory（内存） for running processes（运行的进程） and the OS（操作系统） to use.请教各位专家，“happy that”从句是做什么句子成分呢？happy前的be动词为什么可以省略...

问题 关于for there to be的问题

It's a pity for there to be any disagreement in the family.上文中的for there to be是不定式there to be用在介词for后面，还是由for引出不定式to be的逻辑主语there,两种情况属于哪一种?谢谢老师的回答。

问题 分析：If you should happen to see him

If you should happen to see Jim, give him my best wishes.请老师分析一下 If you should happen to see him, 谢谢！

问题 关于宾语从句

If a store is open to the public,it means anyone can come in. 这句话means后面是宾语从句省略that，that在句子没有意义，不充当成分，那come 后为什么加in呢，加上in后面不是缺少宾语，但是省略的that也不能充当come in的宾语 ?为什么加上in呢

问题 如何翻译 lab report

...Text 2有如下内容：M: Ruth, I’ve got this terrible cold, and I have to see a doctor. I’m afraid I can’t go to the class. Could you help me hand in my lab report to Dr Davidson? W: Sure, no problem. Just take care of yourself and don’t worry about the class. 请问lab report 如何翻译...

问题 it应该是形式宾语吗？

看到一句话：I hate it when I have to dig something out that's at the very bottom of my purse.请教老师：it 究竟指代了什么？或it应该是形式宾语吧？如果it是形式宾语，it= when I have to ...包括when 在内吗？老师帮忙分析一下。谢谢！

问题 however可以修饰比较级吗

however可以接比较级引导让步状语从句吗，例如However harder it is, I still manage to do what I can to help.我感觉不可以，到处查也查不到这样的例句。

问题 动名词被动式与过去分词的区别

It is reported that the discovery of new evidence led to the thief (being caught) 本题答案为being caught因为to 为介词后加名词性短语being caught 是动名词的被动形式为什么不能直接用过去分词不能是已经被抓住了吗？

问题 as if seeing / to see

The professor paused as if  (  ) his students to ask questions on the point he had just made.A. expectingB. to expect 选A和B均可，但究竟有何区别呢？The man we followed suddenly stopped and looked as if (  ) whether he was going in the right direction.A. seeingB. to ...

问题 短暂动词用进行时的含义以及现在分词和不定式的区分

I am signing an executive order directing the department of housing and urban development...to make sure renters and homeowners can stay in their homes.1）I'm signing 短暂动词用了进行时，这里是表将来按照计划的动作，相当于I'm going to sign...对吗？2）directing ...

问题 time组成的词组与意思相同的词组有区别吗

... it at the same time.Mr. Feng's class is interesting.Also,he makes it easy to understand.2. at one time，once upon a time从前如：At one time there were not so many cars on the streets.Once upon a time, there was a man called Zheng.3. at the time，at that time在那个时候如：I was staying ...