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问题 为什么用不定式而不用现在分词

Mr. Yuan became the first agricultural pioneer in the world to grow rice with a high output.请问这里为什么要用to grow？而不用growing呢？目前在下知道的是这里需要使用非谓语，请问为什么要用动词不定式呢，是因为这里是要表目的吗？而又为什么...

问题 动名词加时间段的问题

...or a week is a really amzing experience.3.Having known him for 20 years is the reason I trust him.4.Knowing him for 20 years is the reason I trusted him.请教老师第1,2句是对的而且意思一样，第3句是对的，第4句不对，我的判断对吗？

问题 negative has scope over adjunct是什么意思

The strike lasted two days.The strike didn’t last two days. [negative has scope over adjunct]上面的句子和括号内的解释都出自剑桥英语语法(p706)，我没有看懂括号内negative has scope over adjunct是什么意思，求教专家老师，谢谢！

问题 形容词充当副词的功能（求曹老师回答）

And, most importantly it taught the kids how to appreciate the happiness that is right there under their little noses, undoubtedly making them return home that little bit happier.句子出自《普通高中课程标准选修课程用书英语第一册》P42，请问that little bit happier是什么...

问题 leave sb doing sth再议（分词作状语时逻辑主语与宾语相关）

...句子主语，而是其前的宾语：We left him doing his work.I left the children watching television.同时我注意到曹老师提到了《夸克》语法的8.37-38，8,76，10.10等章节对于现在分词作状语时与主语相关和与宾语相关有介绍，我找到相关章节粗看了...

问题 twice that often是什么意思

W:I just saw The Third Man for the fourth time. I still enjoy it.M:That’s nothing. I’ve seen it twice that often and my brother has seen it ten times. 男的说他看的这部电影的次数是这位女士的两倍（twice that）,that 应该指的是 four times.那么请问老师， 此句中of...

问题 keep doing 与 keep having done的用法与区别

英语肯定是可以说 keep doing sth 的，比如：The baby kept crying for an hour.但是，英语可否说 keep having done sth 呢？比如：The baby kept having cried for an hour.

问题 How will it be有错吗

...What will it be like 和 How will it be like 有何异同?  (How will the future be like 和 What will the future be like哪个更常用（地道)?)万分感谢老师朋友们的作答！

问题 outgrow和era的翻译问题

...scussion springs up between a young girl who says that women have outgrown the jumping-on-a-chair-at-the-sight-of-a-mouse era and a major who says that they haven't.参考译文：如今的女人已不再是那个看到老鼠就跳到椅子上的那个时代的女人了。动词 outgrow &nb...

问题 介词短语作介词的宾语，情况多吗，具体有那些介词？

The wind blew in from the desert and covered everything with sand.Then from behind this door I heard a terrible sound.老师，第一句把in省略，意思没有发生改变吧；介词接介词短语的情况多不多，主要有那些单词？

问题 unless 疑惑？

I arrived at the inn late at night and asked the landlord for a room. “There’s nothing left,”  he said, “_________ to sleep in Number 7”.A. if you didn’t likeB. If you don’t likeC. unless you are likingD. unless you’d like答案:D我想知道：答案D: unless you'd like 表...

问题 虚拟语气主句的分句谓语时态和形式如何确定？

...果男友回答是她才告诉男友中奖的事。 If he had known about the win I would never have known whether it was(就这里)me or the money he would(就这里) want to stay with. 这里的was和would是如何确定的？与虚拟语气是否有关联？

问题 语法成分分析请教

... political gain, following claims that data firm Cambridge Analytical used the leaked information to help Donald Trump win the US presidency.中划线成分following claims 是名词成分，that 后面是它的同位语从句，那么following claims到底充当了什么成分？ 我认为逗号前...

问题 than was是什么用法（than从句省略主语）

The Amazon rainforest is smaller now than was 50 years ago.请问这里的 than was 是什么用法？难道不应该是 than it was 吗？The Amazon rainforest is smaller now than it was 50 years ago.附相关截图：以上截图来自译林版高中英语新教材必修第三册第1单元(p7)...

问题 省略句的时态用he did还是he had

The man denies that he broke the window, but I’m sure he ______. A. did    B. had答案是 did。但为什么不用 had 呢？