问题 to no avail语法正确

We searched the whole area but all to no avail. Robbie had disappeared.这里to no avail语法正确吗？all后面不应该要加are吗？然后to no avail 作表语？

问题 be used to用法疑问

It is in school that we meet, become used to, and learn to believe in the totally controlled society.老师好，请问这里become used to的宾语是不是少了？

问题 marginal to怎么理解

Thus, by the Devonian the land habitat marginal to freshwater was probably a rich source of protein that could be exploited by an animal that could easily climb out of water. 请问老师marginal to怎么理解，to表示什么意思？

问题 那这句话中是happened to meet是谓语

I happened to meet him. 有个短语是 happen to do sth 那这句话中是happened to meet是谓语？ him是宾语？还是说to meet做状语？

问题 to one’s surprise的类似表达

英语中有个固定搭配是 to one’s surprise，意思是“令某人吃惊的是”。比如：To my surprise the door was unlocked. 使我吃惊的是门没锁。To my surprise he came ahead of time. 使我吃惊的是，他提前来了。To her surprise, she found her husband seated nex...

话题 a pretty hard combination to beat还是a combination pretty hard to beat

问题 关于复合介词up to的用法

1. My blouse was rolled up to my shoulder. 这里动词是及物动词，up to这里是介词，是不是与rolled没有关系？ 2. 还有比如：he come up to this idea.这里可以不可以理解为come为不及物动词，up to看成介词？ 3. 像这种动词+复合介词应该...

问题 due to做状语

due to是形容词短语， Their delay was due to the bad weather 但是如今也会看到当做状语用的 They delayed due to the bad weather。 还有单独用的， 这应作何解，它是不是一种非限定定语从句的省略，先行词是整个句子？

问题 too...to结构

It's not too late to turn back now.It's too early to know the outcome of her illness.以上两个句子，为什么it不是形式主语而是too...to结构？将其当作形式主语直接翻译为“现在想要回头不算太晚” 和 “现在要知道她的病情还太早”，这样也通顺...

问题 combine to set off中不定式是目的状语吗？

需要讨论的句子The dress is buttoned on the right side, with a loose chest, a fitting waist, and slits up from the side, all of which combine to set off the beauty of the female shape.这里的不定式to set off是否是目的状语？我认为原句中的combine是个静态动词，这里to ...

问题 存在serve to do sth这样的to do sth作为宾语的结构吗

“Only people who are capable of loving strongly can also suffer great sorrow, but this same necessity of loving serves to counteract their grief and heals them.” ― Leo Tolstoyto counteract their grief and heals them这个成分是宾语还是状语？

问题 两个并列的 used to 可以省略后一个吗

Our dog, Rex, used to sit outside our front gate and bark. 是不是省略了used to? 即：Our dog, Rex, used to sit outside our front gate and  used to bark. 

问题 be to do

If i were to choose a job now, i would become a jouralist, an investigative journalist in particular.请问：此处表示对现在的虚拟，为什么用对将来虚拟的be to do?   (be to do 用于条件句都有哪些情况呢？)

问题 不及物动词+to do 不定式 究竟应该怎么理解

...天查柯林斯词典，发现volunteer释义如下：V-I If you volunteer to do something, you offer to do it without being forced to do it. 主动要求做Aunt Mary volunteered to clean up the kitchen. 玛丽姨妈主动要求打扫厨房。He volunteered for the army in 1939. 他在1939年自愿...

问题 ones dislike to doing sth用得对吗

Her dislike to living in the Far East became stronger from day to day. 句子中用了 dislike to doing sth，这个 dislike 是名词吧！它后面也接 to doing sth？这样的搭配对吗？谢谢！