找到约 1623 条结果

问题 as 时间状语从句里边的动词时态

As China's Spring Festival approaches,various memes are being saved in mobile phones so people can chat with their friends .请问as从句里面能用现在进行时吗？好像while后面用进行体比较多（be approaching），as多用一般体？

问题 作定语的现在分词与定语从句的转化（重点时从句时态）

...以转化为定语从句吗？转化后的定语从句谓语动词用什么时态呢？The first thing I became aware of was all the vivid colours surrounding me—purples, reds, oranges, yellows, blues and greens. 我首先注意到的是我周围那些鲜艳的色彩——紫色、红色、橘黄...

问题 条件句的时态问题

刘老师，您好，帮忙解 答一下这个问题-----May I play the computer tomorrow ,Dad?-----Certainly not,unless your homework_____ by then.答案给的是 will  be finished，请问选has been finished 为什么不可以？我以前在网上看到这样一种说法：在条件和时间...

问题 句子时态和词法问题

She had requested the community to turn it into a museum upon her death.1. 这里为什么用过去完成时？2. turn into 是有两种用法吗？一个是sb／sth   turn   sb／sth   into   sb／sth  某人／物把某人／物变成某人／物一个是sb／sth turn into sb／sth某人...

问题 work 的时态及用法

—Is your brother a news paper reporter now?—Yes, but he ____ as a teacher for five years.A. worked  B. has worked  C. was working  D. had worked答案为A. 请问为什么不选 B。work 应该是及物动词而且是延续动词吧吧？他的后边不跟表示一段时间的状...

问题 expect后面非谓语动词和将来时态的疑问

Who do you expect ______ you English?A. to teach   B. teaching   C. will teach   D. has taught请问如何选？谢谢！

问题 虚拟条件句的宾语从句的时态问题

I would not have come here if I had known he would be here.我知道这是虚拟语气，与过去事实相反，我的问题是能不能把 he would be here 改成 he was here, 这两个句子有什么区别？

问题 副词在时态句里的位置

The evening party ________ .You are a little late.A. just began     B. just has begun     C. has just begun     D. has begun just now

问题 倒装句的时态和语序

Here is the bus coming.和Coming here is the bus.两者之间是否有区别；语序是否正确。原句:A girl is lying on the couch.句1:On the couch is a girl lying.句2:Lying on the couch is a girl.句1和句2这种倒装是否成立,lying在句1和句2中做的成份是什么。

问题 关于动作先后的时态选择问题

...（因为与“现在”无关，所以不会涉及与“现在”相关的时态）①可以用一般过去时，如：She found（动作B） she had left（动作A） her case on the train.问题：②动作B能否依旧用过去完成时？③若动作B是一般过去时，动作A发生在动作B...

问题 虚拟语气的问题

...。翻译这句话时，有考虑到以下两点语法：1.虚拟语气的时态怎么体现：主人公是在过去，对将来进行假设，而这个将来(21世纪)又是主人公说话的现在——即站在现在讨论过去对现在(包含将来)的假设。(希望我有把这个时态关系...

问题 状语从句时态如何使用

...语从句when我现在理解的是这样的：△when引导的句子前后时态△when +瞬间动词 / 延续性动词△表示主句和从句的动作同时发生△主从句的动作都发生在将来△when  现在时（不用将来时），主句用将来时这里主句将来时，将来进行...

问题 非谓语动词的时态与被动语态

Mark often attempts to escape         whenever he breaks traffic regulation.A.having been fined B.to have been fine C.to be fined D.being fined请老师详细讲解这道题，尤其是C,D选项，为什么不能选C而选D啊？

问题 句型等价转换（涉及时态问题）

Since their team has won the match today, it will certainly have a place in the Cup final.1) Winning the match today has ensured their team a place in the Cup final.2) Winning the match today will ensure their team a place in the Cup final.句型转换1）是正确的。请问，句型1）和2）的...

问题 过去时态用法的疑问

... China.As I speak, 我理解为“我说过的”，为什不用过去时态？