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问题 简单句子结构分析

老师，请帮我分析一下这个句子的结构，谢谢。He suffered a serious injury that obliged him to give up work.他受伤严重，不得已只好放弃工作。

问题 keep的用法

麻烦各位老师解答了。keep sb doing sth中文意思是：“让某人继续做某事" 还是 “让某人一直做某事”在英文中有keep sb to do这种用法吗？

问题 翻译问题

And our efforts to achieve these goals hold out great potentials for development.问：这句中hold out 是啥意思啊？我查字典(朗文)1.抱有希望2.维持3.守住4.坚持，可放进去都不通啊，那倒底此短语还有什么意思？

问题 jolt awake

What causes you to jolt awake right before falling asleep? 这句话jolt 后面是一个形容词？是固定用法吗？还是这个jolt有形容词用法？

问题 句子改写（as sugar, as is sugar, as sugar is)

原句：The real driver of poor health is not so much fatty food, as it is sugar.原句想表达的意思是：健康状况不佳的真正原因不是高脂肪食物，而是糖。改法1：The real driver of poor health is not so much fatty food, as sugar.改法2：The real driver of poor health i...

问题 as it did 的意思和作用

Islamic law is the result of an examination, from a religious angle, of legal subject matter that was far from uniform, comprising as it did the various components of the laws of pre-Islamic Arabia.请专家分析 as it did 的意思和作用，谢谢！

问题 as...as 前面为什么没有动词 be

I click on the modem, the once-annoying sound of the connection now as pleasant as my favorite tune.请问老师，第一个as前面为何少了is？是因为名词短语作状语省略了？谢谢老师为我们指点迷津。

问题 关于星期的用法

...stay in bed until lunchtime.Last Sunday I got up very late.I looked out of the window. It was dark outside.这里的it was sunday. 指的是上个星期天对吗？对于当前的日期表示不用加冠词，假设今天星期2，如果我说that was sunday指的是2天前的周日，如果我说th...

问题 What do you suppose...选择题

There are some police cars in front. What do you suppose ____？ A. is the matter B.is happened C.is the wrong D.the trouble is请问这道题为什么不能选B或D？

问题 名词后的 abundance 作什么用

In the periods of peak zooplankton abundance, that is, in the late spring and in the summer, Haney recorded maximum daily community grazing rates, for nutrient-poor lakes and bog lakes, respectively, of 6.6 percent and 114 percent of daily phytoplankton production.开头这个abundance，它为什...

问题 终结性延续动词build的用法

build这个词是终结性延续动词。陈用仪：They are building the house for three years. 不对。问题1：They have been building the house for three years.对不对？现在分词的完成时不能作定语。问题2：The school, having been built for two years, is intended for disabled...

问题 这篇课文的时间轴? Dan是哪一天去警局的(周几)? 自行车是哪天找到的(周几)？

Five days ago,The policeman told him, the bicycle was picked up... 这句话是间接引语的话,为什么不这样说?Five days before,The policeman told him, the bicycle had been picked up... 如果看成作者自已的话，Five days ago是不是应该从写文章日算 ？

问题 猜测是某人时用什么代词

—Who broke the glass? —I suppose ______ must be one of the boys. A. the one   B. it    C. he 答案是 B，我感觉都可以，A 特指了而且 one 可以指人呀，C 男孩一定是 he 呀，B 的话，估计是想说不知道是谁用 it。 问问...

问题 引导主语从句只能用whether而不能用if吗

The doctor says that it is doubtful if the man will survive the operation.上面的句子对吗？if 引导的是什么从句？是主语从句吗？这个 if 要改为 whether 吗？谢谢！

问题 句子成分

各位老师好。剑桥雅思12的第二套的阅读题中的文章The Lost City里有这么一个句子：First, as he climbs up the hill, he describes the ever-present possibility of deadly snakes, ‘capable of making considerable springs when in pursuit of their prey’, not that he sees a...