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问题 there be 句式主语后的不定式用主动式与被动式的疑问

There are lots of interesting things to see there.see 和 things 是逻辑上的动宾关系，而且这个句子中没有和 see 是逻辑上的主谓关系，那么就不能主动表被动啦，是这样吗？

问题 and并列谓语是否可以在and前加逗号

...做有语法错误吗？如：It promotes healthy and stable development of the corporate, and guarantees interests for the residents.(如果写的比例句更长呢？)它促进企业健康稳定发展，保障居民利益。

问题 devote…to…后面可以接动词原形吗

I could only devote two hours a day to work on the project. 请问这句中的 devote…to…是固定句式吧！其中的 to 应该是介词，但这里为什么接动词原形 work 而不是接动名词 orking 呢？

问题 if与whether的区别与选择

I 'd like to go swimming _______ the water is not too cold.A.unless    B. for      C. if     D. whether 答案为if。D 为什么不行呢？

问题 while/when/as的用法辨析与区别

While the host enters, the house band plays a theme music that is often played during the show. 请问这道题中能用as,when, 但能不能用while？

问题 句子中的pinch down to是固定搭配吗

The road pinched down to a trail.大路渐渐变成了羊肠小道。请问句子中的pinched down to是固定搭配吗？

问题 should 表示推测用法疑惑

Are you coming to Jeff's party？ —I'm not sure． I＿＿＿＿ go to the concert instead．A.must    B.would     C.should     D.Might 这题选D，我能理解，但是为什么C不可以呢，should 我可以表示推测，或者可能，具体在表...

问题 情态动词表示推测的疑惑

---Did Mary come?---I don’t know. She ________ while I was out.A. might come       B. might have come  C. could come    D. must have come老师，题目答案B，但是这题选 AC的话不能表达对过去的推测吗？是因为I don’t know的时态吗？

问题 known as 后的内容是句子的什么成分

We've always known him as a warm but calm character.know as "被认为是，被称为；以…而著称" 是否理解为原因状语呢?

问题 except, but后接动词的用法比较

Such writings are good for nothing_______ the naive, among whom they spread bad influences and foster bad habits.A.except bluffedB.except to bluffC.but bluffD.but to bluffed

问题 关于结果状语及结果状语从句

...用逗号分隔的句子（如下）。另外结果状语从句的so...that...应如何理解？引导结果状语从句的连接词就只是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 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 现在分词作结果状语从句

老师您好，我这有一道题，答案是cThe three men tried many times to sneak across the border into the neighboring country, ___ by the police each time?A. had been captured B. being always captured?C. only to be captured D. unfortunately captured但是老师，我觉得 D 选项也对，...

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 "介词+动名词"做状语的问题

问题：＿＿＿, John returned to school from his hometown.A.The summer vacation being over   B.After the summer vacation being over正确选项：AA正确，学生没有疑问。但选项B，可以理解为after为介词，being over为动名词，the summer vacation为逻辑主语。感觉也...