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问题 这里是否少了一个冠词

... after doctors completed a 20-hour operation _______ one-year-old twins at the head.A. to separate B. to have separated 老师，您好。题目中one-year-old twins到底指多少对双胞胎？和语境融洽吗？如果不融洽，应该如何修改呢？您的看法是什么？为什么？

问题 get to与go to有什么区别

The good thing about rainy days is we get to watch important Tv programs. 这里的get to不知道是什么意思,他跟go to有什么区别阿?

问题 where to do sth 的用法

The most important question for a small business investor is where to focus attention.这里的引导词where表示什么意思，to focus attention在句中又是什么成份？如果去掉where与原句相比较在语气上，表达的意思上有什么区别吗？

问题 动名词在句子中的成分

请问下 动名词going by bus 和staying at home在下面两句中作什么句子成分？状语还是补语？1. You'd be better going by bus.2. The weather was so bad we'd have been better off staying at home.感谢赐教！

问题 with no success 中的with起什么作用？

I tried to break the pole,but with no success.老师：这句子中的with是做什么成分？ 能去掉直接 but no success 或者 but not success吗？ 谢谢了！

问题 easy和easily

...义的be to do固定结构？看起来类似的结构We are excited to win the match.其中be后用的是形容词。对于这两种结构，我只有一点点的理解，但又不能清楚的表达出来。盼专家老师解惑，十分感谢。

问题 关于after的词性问题

...都可以，连词的话就是省略了主语，相当于When walking on the street, I found a cute dog里面的时间状语一样，而介词的话就是介词加动名词构成介宾结构做时间状语。另外还想请问下，如果是介词的话，动名词的逻辑主语也必须是主句...

问题 如何区分when是引导定语从句还是状语从句

在这句“Another time five months ago, I happened to be upstairs at dusk when the window was open.”中，when从句该如何分析是时间状从还是dusk的定从呢？请老师帮忙分析一下，谢谢！

问题 非谓语做宾补用法

He'd seen us ____by the lake all those times. (sit)请问 see sb do ①表示动作全过程 ② 表示经常性习惯性       see sb doing 表示动作的正在进行请问为什么这道题要用sitting呢?   ( 发现很多考卷上这句话都在用sitting,是...

问题 there be句型的特殊用法

____How much milk do we have in the refrigerator? ____Not much.____ A.Only one quart there’s left B.It’s left only one quart C.One quart is only left there D.There’s only one quart left

问题 状语从句的省略问题

...用其V-ing结构。例如：  Although working very hard, he failed in the final exam. (Although he worked very hard,…) 我能理解的是从句和主句主语相同，且从句有be动词时，从句主语和be动词可以省略，但这个句子就没有be动词。如果把主语还原回去...

问题 状语修饰范围

看了这个网站之前的问题解答，They have invested huge amounts of money to improve intimal security, making it almost impossible for the Scots to stage any kind of protest.里面说这句话是现在分词做状语修饰全句，我觉得这个是结果状语，属于修饰性状语，修...

问题 burst into laughter

单句改错题： 6. Hearing the old man's amusing experiences in Africa, we all couldn't help bursting into laughing.答案：把into改成out  或者把 laughing 改成laughter .问：burst into laughter  和   burst out  laughing .意思上可以互换，那 laughing 和 laughter 为什么...

问题 a historian of science是什么意思

For the past five years, Paula Smith, a historian of science, has devoted herself to re-creating long-forgotten techniques. 请问本句中的a historian of science是什么意思？

问题 关于from where的一道选择题

We depend on the land  (from where /  where /  from which) we get out food.这道选择题没有上下文，标答说选from which，请问这是唯一正确的选项吗？如果还有其它正确选项，每种选项对应的句意有什么区别吗？请老师指教。