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问题 of介词和后面的词的关系

the activation of other RTKs upstream of PI3K and AKT，想问老师，RTKs upstream of PI3K and AKT到底是PI3K and AKT的上游，还是RTKs的上游。还有类似的the use of pharmacological compounds have uncovered regulation of RTK protein levels，是指调节RTK 蛋白水平（动宾关系...

问题 虚拟语气（would be与would have been）

Were it not for the adoption of the open policy, things ________what they are today. A. would never be B.would never have been为什么给出的答案是B呢？从句不是与现在事实相反，主句也没有出现和过去有关的时间词吗？

问题 时态疑问（新概念英语3第55课）

For most of the earth's history, bacteria have been the only form of life on our planet. 这句话译为：在地球发展的大部分进程中，细菌是地球上唯一的生命形式。从解释来理解，细菌是唯一的生命形式已经是一个过去状态了，为什么这句话用的是...

问题 2004年全国卷高考题中不定式的用法

...句子出自2004年全国卷高考题：35. That’s an unpleasant thing to say about your father after all he’s done for you. 我有两个问题：1. 句中的不定式是什么成分？不会是主语吧？因为句首没有用形式主语 it啊！2. 这个句子应该如何翻译才通顺。

问题 like是连词吗（它引导的短语句子里做什么成分）

Do you want a friend whom you could tell everything to, like your deepest feelings and thoughts?Like这里是连词么，like 短语在句子里做什么成分呢，前面为什么要用逗号隔开呢？

问题 what与as用法比较(What seems...is/are...）

What seems to us as bitter trials are often blessings in disguise.这个我真的不会，就是这一块为什么用what 能不能详细的解释一下这个和这个相关的语法 这一块儿的as代表什么意思.

问题 “学生证”的翻译要不要所有格

...高中英语新教材人教版必修一 p2：My name is Amy. I’d like to have a student ID card, please.前面有网友问了“身份证”翻译，这让我想起了“学生证”的翻译。我的疑问是：汉语中的“学生证”翻译成英语要不要所有格。Student cardStudent ID...

问题 as they otherwise might中as引导定语从句吗

Mass government support for household incomes,as well as mortgage-repayment holidays,have saved jobless workers from having to sell their homes.as they otherwise might中as引导定语从句吗?

问题 是否是省略现象

...New technology, such as better cranes and concrete, have allowed buildings to be built bigger, taller, and more complex.想问一下各位老师，这个句子中，concrete前是省略了一个better吗？即better cranes and (better) concrete。还是说concrete前面并没有省略一个better，...

问题 wish的主语不能和would(表示意愿)的主语一样吗

看到这样一句话：wish的主语不能和would(表示意愿）的主语一样，因为不符合逻辑：I wish I would call on her more often.(不对）改为:I wish to call on her more often.粗体字内容不理解，有哪位专家老师解析一下，谢谢。

问题 双宾语中的一个宾语作先行词的问题

The gift that he bought for me looks beautiful. 句中的 buy 是一个双宾动词，在上面一句中 buy 有两个宾语 me 和the gift，其中一个变成了定语从句修饰的先行词。请问这里的he bought for me 可以换成 he bought me 吗？

问题 not...until的主句用一般过去式还是过去完成时

I _______the problem until the teacher explained it.A. didn't understand     B. hadn't understood学生认为两个答案都可以，老师您认为呢？若都可以，其含义又有什么不同？盼望专家老师解惑，谢谢您。

问题 immediately,shortly,quickly,hurriedly的区别

We called the First-Aid Center ______ after the traffic accident happened. A. immediately     B. shortly          C. quickly             D. hurriedly 答案给的是 A,...

问题 时间状语today, yesterday, tomorrow可以放在句中吗

...y, tomorrow 在用作时间状语时通常是放在句首或句末。如：The sky is full of gray clouds today. 今天天上满是灰色的云。Yesterday a state dinner was given in honor of the visiting president. 昨天设国宴款待来访的总统。请问它们可以放在句中吗？

问题 since做连词引导句子的时态问题

...是现在完成时或者现在完成进行时如：So much has changed in the sport since I was a teenager.但有看到过是引导的句子是现在完成时的而非过去式Since you're finished the work, you may leave anyime1、想问since引导状语从句是现在完成时的话，主句...