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问题 动词后面跟距离长度时怎么表达

...句话：把螺栓从设备上向外旋出8mm1.   Please screw the bolt outward 3mm. 这么说对吗？3mm 作状语吗？2.  3mm前面用不用加for :Please screw the bolt outward for 3mm.对吗？另外就是涉及到这种机械工程类的物理动作，往往动词+目标...

问题 关于现在完成时与过去时的理解

They _______(arrive) in new york,they are in the hotel now.They _______(go) away, they are back at home now.Everyone _______(go) home, the office is empty now.请问这三个句子改用完成时还是过去时，还是都可以呢?

问题 虚拟语气的时态问题

Had the government and scientists not worked together, AIDS-related deaths _____since their highest in 2005.这题的答案是would not have fallen，而我觉得是would not fall, 从句是对过去情况的虚拟倒装if the…scientists had not…,但主句用的是since+时间点，不应该是...

问题 can not...too 结构

...个句子的翻译还是不太理解：You can’t be too careful in doing the experiments. 做实验你越仔细越好。not否定too careful，表示“不太仔细”，你做实验不太仔细？咋感觉和原来的翻译差距有点大。类似的还有：You can never do the job too well. nev...

问题 two hours 是名词修饰后面的介词短语作状语吗

名词可以修饰介词短语从而作状语吗？语法书说修饰形容词、副词、动词和整个句子的成分叫作状语. You should arrive at the school two hours before the exam. 这里two hours 是名词修饰后面的介词短语作状语吗？

问题 until和before 在这个句子里 都可以用吗

完整句子:After that I poured oil into a pan and turned off the stove. I waited patiently unless the oil was hot.这是一个改错题，答案是把 unless 改为 until或 till, 但是我想知道为啥这里不可以改成before呢？

问题 who引导表语从句的特殊用法

...可以引导表语从句，但它的意思应该是表示“谁”。如：The problem is who is to blame. My question is who will marry a poor man like me. The problem is who is to pay and when we can start. 但我看到这样一个句子，这个who不是表示“谁”，是一种...

问题 thick and fast的地道翻译

... It was snowing thick and fast. Suggestions were coming in thick and fast. The enemy soldiers came thick and fast.  New problems seem to come thick and fast.  The election results were coming in thick and fast. ‍

问题 这道题选择一般将来时还是现在完成时

The children are to do their homework the moment they ______ back school.A. have arrived            B. had arrivedC. will arrive                 D. would arrive这道题选择一般将来时还是现在完成时？

问题 名词作表语的用法

...表身份，特征……等。）My daughter, you are the gift Heaven gives me.（gift是名词，这个是作比喻的吗？）you are a tree.you are a book.这个可以吗，为什么不行？可以作它比喻句吗？I have a good idea.与 a good idea come...

问题 with复合结构去掉介词with就是独立主格吗

...结构去掉介词 with 可改为独立主格，举个例子： With the tree growing tall, we get more shade. 去掉 with 变成了：The tree growing tall, we get more shade. 请问老师, 有无with引导的状语的本质区别为何?老师可以给出更多的例句和相关解...

问题 名词作定语和所有格作定语

...示“管理”，则表示单数意义。如： Poor management has sunk the project. 管理不善导致了这个项目失败。 School management is often too detached from the classroom. 学校管理往往太脱离课堂。请问老师，既然management在此处作单数意义，那么是不...

问题 be closed/have been closed/have closed区别

By the time we get to the bank,it will be closed/it will have been closed/it will have closed.这三种说法都对吗，各有什么区别？

问题 请问这个句子中的两个with怎么理解?

He cleared out with all the money and left her with the kids.. 第一个with:为什么clear out 把...清理走不是可以直接接名词吗,为什么它还需要加一个with? 第二个with:leave sth (to/with) sb 有什么区别阿? 而且感觉例句把对象用反了?把妻子留...

问题 managed，prepared词义是什么

...red，词义是什么？rules，followed.翻译成:规则，服从对吗？These days,是什么意思？These days, most food in the world is safe,这句话中主语是什么？These days, most food in the world is safe, Laws control where food comes from. They also control how food is managed and p...