问题 限定动词、非限定动词的定义和语法作用是什么

...不定式，been过去分词，writing现在分词均为非限定形式。The book was written. 过去式（限定）+过去分词（非限定）。He will write a book. will为情态动词现在式，为限定形式，write为不带to的不定式，非限定。从以上谓语动词词组构成可...

问题 句子作同位语是否可以不用that引导(直接用逗号连接)

如：I must tell you one thing, you won't  make it without hard work.是否可以这样表达，令逗号后面的句子作one thing的同位语？还是只能用that引导同位语从句？

问题 If only 前后如何理解时态一致性

老师，您好！If only she would listen to what I was saying we might be able to sort out this problem.只要是她愿意听我说，我们也许就能够解决这个问题。以上例句摘自CIDE-剑桥国际英语词典，上外教社(2001)我的问题是：很明显，if only 在此是引导...

问题 wait until then 加不定式是什么结构

I don't want to wait until then to buy sunglasses.此处wait until then to buy sunglasses是什么结构呢?

问题 求句子结构分析及意思：we have promoted integrated and interconnected development by synergizing development plans and strengthening connectivity, and advocated multilateralism and free trade.

文章 对中国外语教师群“有问必答”的问题商榷（之一）

... thye had that day!  那天他们玩得多痛快啊！（2）What fine weather we are having today!  今天的天气是多么晴朗啊!（3）What lovely girls they are! 她们是多么可爱的女孩！（4）What a mess you have made! 瞧你搞得这么一团糟。（5）What a lonely world it w...

问题 there be句型非限定动词形式的问题

There be句型的非限定动词形式只有there to be和there being吗，还有别的形式吗?例如，there to have done, there to be doning, there having done等变体形式存在吗？谢谢老师的回答。

问题 句子成分

各位老师好，我想问一下下面句子里，Close to one house和called Pueblo Alto做什么成分。Close to one house, called Pueblo Alto, archaeologists identified an enormous mound formed by a pile of old material.从句子本身来看，close to是做状语，但是这样的话，其主...

问题 非谓语动词短语的定义与构成

非谓语动词短语是什么，它是由什么构成的？比如 it is an expression used about 400 years ago by the British writer in his play Othello.这里的非谓语动词短语是不是 used 到 Othello？它是由什么构成的应该怎么看?

问题 After前面面的复数名词,后面用it代替的问题

Tests were conducted on the soil samples before and after mixing it with water.这就话在after后用it代替soil samoles是不是错了？应该用them吧？

问题 crimes committed(为什么要用过去分词)

Although sexual and violent crimes have increased by 13 percent, they remain only a tiny fraction of the total number of crimes committed each year.committed为什么要用过去分词？什么结构？

问题 老师能不能给我讲一下and和,and的区别？

老师能不能给我讲一下and和,and的区别？

问题 频率副词在不定式中的位置

不定式短语含有频率副词时，请问频率副词放在什么地方，例如：(1) To walk often can make us happy.(2) To often walk can make us happy.(3) Often to walk can make us happy.哪个对？谢谢！

问题 sore表示疼痛可用于说明人的哪些部位

sore 好像主要是用于说明 throat，如：I have a sore place in my throat. 我嗓子那儿有一处特疼。I had a sore throat and aching limbs. 我嗓子疼，四肢也疼。请问，此外它还可以说明人的哪些部位？谢谢！

问题 without+名词+having doing结构分析

Suppose a collector with a bill for paints, paper and canvas should, in traversing this route, suddenly meet himself coming back, without a cent having been paid on account.请老师分析一下without a cent having been paid on account语法结构，其中，having been paid on account是现在分...