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问题 两种时态用哪个最合适

He blamed President for causing the migrant crisis that's seeing large numbers of people flee into neighboring countries. 定语从句用一般现在时，是表示他（过去）指责总统导致了现在正在上演的危机？用现在完成进行时岂不是更好？

问题 关于have heard的时态问题

— I've heard Bob _____ back from his journey to Africa.— What about visiting him now?答案是has come。为什么不是had come，难道不是过去的过去吗？

问题 afterwards的用法以及连用什么时态

The teacher will make a speech afterwards.  请问老师 afterwards 能表示“一会”吗？我查了一下，一般都翻译成“之后、然后、以后”，多在过去时中。上句怎么翻译？谢谢老师。 

问题 不同时态的含义理解

In the past, there haven't been any people in this place.In the past, there weren't any people in this place.请教老师，in the past状语，究竟应该是用一般过去时，还是现在完成时呢？网上说2种都可以，那么，问题是，上面2句究竟是什么含义理解差别呢...

问题 let alone可以用过去时态吗

Welcome to this special edition of TV Picks,featuring things that must be read to be consumed, let alone understood: books.为什么是understood？

问题 请教一道时态题 happen

Taking photos is a great way to ___________.答案给的是: remember what happened. 请教一下，所发生的事情可不可以填what happens？感觉what happens表示经常发生的事情，前面开头taking photos经常性的，答案给的是what happened. 谢谢

问题 句子的时态困惑（为什么不用过去完成时）

这是我今天读到的句子，句子的时态有点无法理解：It did not come up at the trial on Tuesday, but it has been reported previously that Kayla Mueller was handed over to Baghdadi, who allegedly raped her repeatedly before killing her.句中加粗的两处，为什么不用过去完...

问题 一道英语时态填空题

My sister_________(stayed) in Beijing for three months last year.答案是stayed，不能理解。 虽然句子中有last year, 但for three months不是表示一段时间吗？一段时间不应该用完成时吗？既然在过去发生是否能用had stayed或had been staying? 还请老师帮忙...

问题 虚拟语气从句时态问题

I would be lying to you, if I did not tell you how important it was in the court of public opinion.我要是说那访问对案子不重要，那就是骗你了。如题，为何是how important it was而不是it is？出自“惊爆内幕The insider”时间2'13'50

问题 时态的前后统一问题

The great development they made___（depend）on new technologies and their hard work.请问为什么是depends而不是depended？老师，您好！made是过去语态，难道统一有什么问题吗，个人觉得depends和depended在这里都可以，可以是强调客观事实对此评价也可...

问题 day and nignt时态问题

Xiaoming ____on the project day and night to meet the deadline.A. works   B. is working请问这道题可否选A呢，选B的原因是因为后面那个不定式吗？

问题 “by+将来时间”要用什么时态

I hope the rain (            ) by tomorrow. A. stops B. will stop 我选了B ，答案是A。请老师指点一下by tomorrow 不是明天之前吗？那不也是将来吗？

问题 时态判断

表示实现了的梦想用want to do还是wanted to do?我想当一个科学家，现在我就是。这个是I want to be a scientist, now I am. 还是 I wanted to be a scientist, now I am.我比较倾向want用一般式，因为want是静态动词，是不是这个to do在这里不一定是未发...

问题 even though 的时态问题

翻译：尽管她知道答案，她也不回答。请问老师这句话用一般现在时还是用一般过去时合适？为什么？Even though she knows the answer, she doesn't respond.Even though she knew the answer, she didn't respond.

问题 间接引语时态问题

“Try once more and see what will happen,”the teacher said.改为间接引语是：The teacher advised that I should try once more and see what would happen.直接引语为一般现在时,间接引语为一般过去时，又因为谓语动词词组有情态动词should，所以try和see用原型...