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问题 用动词的适当形式填空（是不是可以有多个答案）

The trees _____ (grow) very fast this spring.是不是可以有多个答案啊？grow? are growing? grew?

问题 off作为减价时的应用

...？A shirt with $20 off. 这里的off是副词做补语么？Take $5 off the regular price. 老师这里的副词off为什么能接名词呢？副词可以接名词么？辛苦老师解答。

问题 turn in的用法

Student: you mean, rewrite the whole thing? I really swamped. There're deadlines wherever I turn in and I don't really know how much time I could give it.Professor: well, it's busy time, with spring break coming up next week.请问老师，这里的 whereever I turn in的用法是什么...

问题 if条件句虚拟语气主句可以用shall吗？

Should there be any disputes between the contracting parties, they shall be settled through... 这是我们老师PPT里给的句子，但我觉得应该用should啊。

问题 关于结果状语及结果状语从句

...就只是that吗？其并没有使用逗号与主句隔开呀。I went to the lecture early so that I got a good seat.

问题 这里的ordering them reinstated是怎么回事？

不是应该写成ordering them to be reinstated才符合语法规则吗？ 原句是A judge has now overruled the city 's decision to stop levying fines, ordering them reinstated.

问题 冠词用法问题 章振邦新编英语语法教程中有疑惑

在17中，为什么最后是not a train that stops at all the stations?19题的冠词用法可以解释一下吗？

问题 句子时态和词法问题

She had requested the community to turn it into a museum upon her death.1. 这里为什么用过去完成时？2. turn into 是有两种用法吗？一个是sb／sth   turn   sb／sth   into   sb／sth  某人／物把某人／物变成某人／物一个是sb／sth turn into sb／sth某人...

问题 变间接引语时 must 必须变 had to 吗

He said,"I must clean the room."变间接引语，must必须变had to 吗？must既然没过去式不变行吗？

问题 独立主格为什么用主动而不是被动

The weather turned out to be very good, it being more than we could expect.为什么用being而不是been呢；是因为逻辑主语一致吗？其实关于非谓语如何判断主动或被动一直不太明确烦请老师回答，谢谢！

问题 teacher's desk还是teachers' desk

There are many _______ (teacher) desks in the building.请问这道题应该填teacher's还是teachers' ？答案给的是teacher's，但是我觉得答案有问题。请教各位老师，谢谢！

问题 if（是否）引导宾语从句时可以用否定式吗

I wonder if he doesn't know the news.这个句子对吗？if（是否）引导宾语从句时可以用否定式吗？

问题 关于be necessary to do sth的主语问题

...necessary to tell my mother? 有必要告诉我妈妈吗?Sometimes it is necessary to say no. 有时候拒绝是必要的。但是我觉得Am I necessary to tell my mother? 也很对啊，可以表示“我有必要告诉我妈妈吗?”

问题 with的事项

What kind of friends can I make?为什么没有with呢 谢谢老师

问题 句型分析

If you want it to improve, you should start climbing inclines instead of coasting down declines. 后半句不太明白，分析一下句子结构，谢谢