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问题 请教used to用于反意疑问句

有这样一题：She used not to go home when she was young, _______?A. did she       B. used she        C. use she        D. using she答案是A。请问为什么不能是B呢？谢谢！

问题 如何理解情态动词后面接不带to不定式

不定式不是非谓语动词吗？但是为什么说在情态助动词后的主动词是不定式（不带to）呢？感觉它们加在一起就构成了主句的谓语啊？如You must do as you' re told. Must do不就是谓语吗？ 但是do为什么是不定式啊？

问题 how long does it (成分）take

How long does it take by plane from London to New York?这种句子中it是指什么呢？是指it代表距离吗？然后接了（by plane）方式状语,（from A to B) 地点状语。而how long does it take to get to school? 中it 则是形式主语, to get to school则是真正的主语，对...

问题 He wants to know where she lives句子成分分析

He wants to know where she lives.句子成分分析请按层次有条理地划分一下，辛苦老师，万分感谢！

问题 be good for与be good to的用法疑问

Moreover, exercise is good for your mental health.这是高中英语新教材译林版必修2第2元的句子(p16)。请问句子中的介词 for 可以换成 to 吗？请说说理由，谢谢！

问题 they are protected free speech 还是应该是 they are protected by free speech ?

...day.Trump's lawyers are focusing on his words at the January 6 rally ahead of the riot at the US Capitol, saying they are protected free speech and did not directly incite the violence.老师：they are protected free speech 还是应该是 they are protected by free speech  呢？ 另外，是否...

问题 not need to do sth 和 need not have done sth 的区别

We did not need to hurry 和 We need not have hurried 有何区别？ We did not need to hurry 和 We need not have hurried 二句，都是指过去没有赶快的必要，不知意义上有何分别?

问题 一般疑问句省略主语和助动词的用法

Want a game of chess? 想不想下盘棋？这个句子是省略句吧？应该是相当于：Do you want a game of chess? 你想不想下盘棋？英语的一般疑问句可以省略主语和助动词吗？这有什么特别的要求吗？

问题 解析be+adj. 接介词短语作状语

...多用人或事物作主语。如：【以人作主语】she is frightened of the dark.【以物作主语】my views are different from yours.两个例句不知道为什么of the dark 和 from yours可以作状语成分？

问题 句子中的单复数问题

... "very active" human rights advocates, Greta accused her parents of being "huge hypocrites", Mr Thunberg said.--句子来源BBC新闻疑问为什么不用As a "very active" human rights advocate, Greta accused her parents of being "huge hypocrites", Mr Thunber...

问题 such as 结构分析

Do you want such a big piece of cake as mine?请问老师：1）比较项是such a big piece of cake吗？2)  比较分句as mine如何补全呢？  另外，我一直有个疑问：There are more intelligent men than John.这句中的比较项是more intelligent men吗？如果把上句...

问题 关于until和unless的区分

He had never praised him ____he became one of the top students in his grade.A, unlessB, until答案选择B。 有网友说可以改为：He had never praised him unless he was one of the top studetns in his grade.请问这是正确的吗？unless是表示未来的一种假设，后面应该不能...

问题 agree to,agree in,agree on,agree with的用法区别

请问老师：agree to、agree in、agree on、agree with 之间有什么区别？

问题 关于accompany的改错

有这样一道改错题（位于动词accompany 词条后面）： 1. Once he made bold to ask her to accompany him to go to a party. 2. I have two tickets for the theatre on Saturday evening—would you care to accompany with me?

问题 比较级nearer, closer可用作介词吗

...子，nearer是比较级，但它后面接了宾语（注意没有带介词to），说明这里的nearer本身用作介词： We want to find a house nearer the station. 我们想找一所离车站更近一些的房子。 请问一下，closer也可以这样用吗？上面一句中的nearer也...