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问题 keep away和keep off的区别

They asked the spectators to keep off. 他们要观众站开些。 Danger! Keep off! 危险! 勿走近! 请看这两个例句，这里的 keep off 表示“使远离”，但 keep away 也表示“远离”，应该怎样区分呢？

问题 difficultly of doing与difficultly in doing的区别

介词填空：She rose above the difficultly ______ being deaf to become an excellent teacher.答案是填 of，但为什么不填 in 呢？have difficultly in doing sth 不是一个常用的句型吗？

问题 一个关于想在完成时问句的错误解答

“Have you ever been to Shanghai?”“Yes，I _______ there last year.”A.have been              B.had beenC.went                        D.have gone答案是C，我选的是A。请问我错在哪里？

问题 用过去完成时还是用过去时

He said her grandmother _______________(teach) him to read potery before reaching the age of three.很明显，said发生在过去，句子里面的teach发生在said的过去用过去完成时，所以填 had taught为什么答案给的是 taught，他的理由也很奇怪，“他说他奶奶三...

问题 content形容词做状语的用法

I should wish to die while still at work, knowing that others will carry on what I can no longer do, and content in the thought that what was possible has been done. 1、 教材上说content是形容词做状语，是不是being content的省略形式？是不是没有be content in sth的用法...

问题 有些句子是否用现在完成时和一般将来时都可以

The WTO adds that that amount will have increased / will increase to 66 percent by 2025.语法书上说 by+将来的时间要用将来完成时，所以将来完成时是不是对的?是不是用将来时也可以?

问题 是倒装省略主语还是是省略if的虚拟语气倒装

Broadly applied, the ruling could force online companies to designate nearly all workers who use their platforms as employees.我个人感觉是if the ruling was applied broadly的倒装省略主语，但好像又是省略if的虚拟语气倒装。希望大神从语法角度上帮我分析一下这...

问题 has always been fat的理解与分析

...rbert, has always been fat, but things got so bad recently that he decided to go on a diet.句中“has always been fat”用了现在完成时，究竟是什么含义？这里为什么要用现在完成时呢？可以改成“is always fat”吗？含义有何不同呢？麻烦老师深入分析一...

问题 sales grow是否应该为sales growth

CNN:《The history and future of ice cream》Unilever is the corporate home to some of the world's best known ice cream brands. In Q2(第二季度) it saw online food and refreshement sales grow 139 percent over last years.上句sales grow是否应该为sales growth ? 不然的话，动词grow怎...

问题 decorated是过去分词做形容词吗

...a morning decorated by fancy clouds，I returned within one day to Jiangling a thousand miles away。（朝辞白帝彩云间，千里江陵一日还）第一句是状语从句吗，两个动词left是状语从句的谓语，decorated是过去分词做形容词吗，decorated为什么...

问题 关于little修饰形容词原级

...比较常见的是 different。如：This dictionary is little different to that one. 这本词典与那本词典没什么不同。我还查到一个little short of（几乎）的习语：Our escape was little short of miraculous. 我们能够逃出来简直是奇迹。我的问题是：除上面的...

问题 还是关于副词作介词宾语的问题

...这里可以看到一片美丽的景色。 I haven’t been able to do that up till now. 到现在为止我还没能这样做。 By then he was more than fifty years of age. 那时他已五十多岁。 在这几个句子中，请老师详细解释一下副词怎么作宾语？介词...

问题 请教语法问题(涉及并列结构分析和句子翻译)

...tion entailed the risk that human digging of ditches and canals could lead to sudden heavy water runoff from rainstorms, digging further down into the ditches and canals and carving out deep channels called arroyos.与 digging further down into the ditches and canals and carving out deep channels ca...

问题 时间状语从句和if引导的真实条件句可以有哪些时态

时间状语从句和if引导的真实条件句可以有哪些时态？主句若是过去时，从句会不会有用到过去完成时表过去已完成。如：He told me to wait until the manager had come back.谢谢老师回答！

问题 that引导的从句能否表示因果关系

...ry knew how it had been, that he saw these things in the picture? He tried to take it from the wall？给出的翻译为：是否只是因为哈利知道了内情，才会在照片中看出这些东西?这句话的加粗部分是什么从句？翻译给出的句子含有因果关系，可是在英...