找到约 70000 条结果

问题 第一条件句中if条件句的时态问题

...“从现”要理解为present tense所有现在时态，而不仅仅是the present simple tense一般现在时? 比如说 If you have finished, you may go home.

问题 70 percent less electricity 和 less 70 percent electricity 意思有何不同？

Some of the most efficient refrigerators consume 70 percent less electricity than traditional models. 请教老师：可以说成less 70 percent electricity ?70 percent less electricity 和  less 70 percent electricity 意思有何不同？

问题 if与whether的选择（为什么只能用whether）

It's uncertain whether the experiment is worth doing 为什么不能用if？既然老师们之前说过在形式主语的主语从句中if/whether都可以，那为什么这里很多选择题答案里面既有if也有whether却只能选whether? be uncertain 后面用whether 的情况网上很多说...

问题 How disappointing it is that...句式的几个难点

_______ that I should have missed the wonderful football match last night! A. How disappointed it is   B. How disappointed is it C. How disappointing is it  D. How disappointing it is 答案为 D，请问 disappointing, disappointed的 区别是什么？另外，I should hav...

问题 强调句式中强调部分在从句中做主语时应该如何选择

It is _____ who answered the call.A. meB. himC. ID. us老师，你好。这道题该如何选择？另外，题中who后面的动词如果改成一般现在时的动词时，又该如何选择？When drinking from a well, one mustn’t forget _____ who dug it.A. themA. theseB. thatC. those在这道...

问题 “动词+sb from doing sth”句式归纳

...m from doing that. 什么也阻止不了他做那件事。 He also stopped them from doing foolish things. 他还阻止他们做傻事。 The rain kept us from going out. 下雨使我们没法出去。 His poor eyesight prohibited him from becoming a pilot. 他因视力不好而不能当飞行...

问题 一直令我困惑的现在完成时与一般过去时

...k / has taken it away?3. My cake is gone. Tom ate it / Tom has eaten it.4. The window is broken. Who broke / has broken it?就这些句子的时态选择，学生我很是纠结，总是混沌，盼望专家可以为学生深度剖析一下，帮我彻底解开这种混沌的状态。谢谢。

问题 两个时态难题(盼权威专家分析)

1. —You can't smoke here.—Sorry, I _____ the sign.A.don't see     B.didn't see     C.haven't seen      D.won't see问题：B与C到底什么区别？2. I can't find my wallet anywhere. I am sure I ______ it.A.lost       &n...

问题 关于曹老师回答的非终结性持续动词的问题

...达完成意义，需要添加边界性状语。那么比如he walked on the street如果根据一般体的事件意义，他走路这件事不是已经结束完成了吗？2.关于非终结持续动词的过去分词，您说只表被动不表完成，老师我的理解是非终结持续动词没...

问题 一般过去时Where were you与现在完成时Where have you been的区别

请问此题如何选择：Millie，where______ ? I called you many times and nobody answered it. A. were you   B. have you been   C. did you go   D. have you gone我倾向于选择B（现在“已经回来”了，两人在当面对话）,但是参考答案是A！...

问题 I would appreciate if与I would appreciate it if辨析

底下是TOEIC 全真试题的摘录:I would appreciate if you would set aside the whole day on March 3 so that I can meet with you.这里的 appreciate 是及物动词，为何不用加 it? 谢谢！

问题 as...as结构的比较状语从句省略是否和than引导的比较状语分句省略相似

as...as结构的比较状语从句省略是否和than引导的比较状语分句省略相似?这句句子分句省略了宾语，这样子可以吗？The situation now is not as easy as you think.

问题 分析：No one's born being good at things.

...ood at things.我查了查born是形容词啊？难道这里要理解为像the rich这样的结构，做名词吗？语法书上说这里是形容词短语being good at things 用在be born被动结构后面，做主语补足语，这里都没看见被动结构啊？怎么理解？

问题 as...as（和……一样）句型中两个as中间可以由什么成分充当

Few places on the planet are as packed with history as Ireland1.这句话中两个as中间是介词短语吗？2.be packed with是一个固定短语，意为“充满....”这句中的are为什么要用在as的前面啊?3.两个as中间除了可由形容词副词充当外还可以由哪些成分或...

问题 will have been napping 和 will be napping 时态差异含义理解

Don't call the boss; he will have been napping at this moment.如果说成...he will be napping at this moment. 这2句时态的差别体现了什么含义呢？或者说2句有什么理解上的不同吗？麻烦老师讲细些，谢谢！