问题 He is certain to return怎么分析句子成分

问题 I went to school是主谓宾还是主谓状结构

问题 because引导的句子分析

I work not because I have to, but because I want to.1. because I have to在句中做什么成分？2. but because可以同时出现在句子里吗？并且还是连在一起? 3. because I have to和 because I want to不是完整的句子呀，那它们应该也不是原因状语从句了吧？

问题 have no idea （in）doing还是to do

问题 abbreviate…as / to / for / with 句式中如何选用介词

He has a pen-name, George Eliot, which is often abbreviated ______ GE.A. as       B. to      C. for        D. with请问填什么介词？

问题 I'm going to take a trip on sunday有错误吗

I'm going to take a trip on sunday.这句话有错误吗？为什么？

问题 to that of中的that引导什么从句

...bsp;of the room that once belonged only to the servants to that of design showcasefor the modem family tells the story of a century of social change. 

问题 be fixed on,be fixed in, be fixed to的区别

我在不同场合分别看到be fixed on,be fixed in和be fixed to三种用法，但没有查到具体使用规则，请教老师。

问题 mistake后面是接in doing, of doing, to do的区别

He made the mistake of leaving his valuable record collection with a former girlfriend.请问句中的 of leaving可以换成 in leaving或 to leave吗？

问题 all可以指两者吗

The wall and floor finishes are all of the highest standard. 墙和地板表面都是按最高标准完成的。请问这个 all 就如何理解？它在这里是指两者吗？带来鲜花5朵，谢谢您！

问题 同位语问题

This automobile is running at a speed of 70 miles an hour.这里是of 70 miles an hour作状语还是79 mils an hour作状语？we have several things, namly, pears, apples and oranges. 这里namly只是一个引导词吗？并不作成分吗？

问题 which的先行词判断

A circle is a two dimensional figure with a radius and circumference, which is the distance around the circle.请帮忙看下这个句子应该如何翻译，Which 是哪个词的先行词？

问题 in还是for

“IN MANY THINGS 90% is just fine; in an economy it is miserable, and China shows why.想请问老师这个in在这句话里面的用法我有些疑惑，我想问为什么不用for呢，in的意思是在某个行业中?

问题 句子成分

...llow waters no deeper than 200 waters where marine organisms breed and grow.句子成分是，主 系 表 比较状语(介词that引导) 定语从句，那老师no deeper在句中做什么成分，我觉得根据翻译应该是定语，但是既然是定语应该放在shallow waters前...

问题 as引导的从句

But he (the writer) has his reward, for he is trusted and convinces, as those who are at the mercy of their own eloquence do not.请问老师这句话中的as引导什么从句？该如何翻译