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问题 请问下面句子需不需要冠词

老师们，假设一个酒店描述房间的设施，哪个句子是对的？All the rooms are equipped with a free internet connection.All rooms are equipped with a free internet connection.

问题 关于while引导时间状语从句

请问老师，在这句话中He wanted to be sure that nothing happened to it while Wendy went to find the man. 为什么连词用while呢？后面的go不是非延续性动词吗？谢谢老师! 

问题 not just ... but 的用法

Every client is not just an individual but the individual.确定可以这么用吗？有点中式英语的感觉，类似于一些中国口语“我不是帅，我是超帅”但这确实是外国人写的句子

问题 come by 和 come 的不同

Come by one day and look at some of other the dogs.在意思不变的情况下我可以把 come by 换成 come 么？

问题 only to的词性问题

I hate waiting long hours in the hospital，only to spend five minutes with an indifferent doctor.1 这里的only to是什么词性的词组，是副词还是连词？2为什么要在only前面加逗号呢？

问题 west of here感觉怪怪的

in the street 50 yards west of herestreet后面都是定语吗，是名词短语作的定语吗？50 yards 和west of here怎么怪怪的。

问题 be to do的用法

When Mike was to open the front door,he couldn't find his key.请问这里的be to do是什么用法啊？感觉不符合按照计划、安排即将要发生的动作。

问题 what引导的是否是同位语从句

The participants tracked what they ate using an iphone app.这个句子what引导的是否是同位语从句？

问题 without any 结构

Sentence 1：We came out without making any noise.Sentence 2：I finished the task without make any mistakes.在sentence1中，noise是指“声响”（而非“噪音”），故可数，有复数形式noises，那么为什么sentence1中却没有加s，而sentence2中却加了s（mistakes）?谢...

问题 句中to be后面省略了什么

They will pay whoever they find the artist to be，whoever是to be 的宾语吗，那这个不定式是做artist的定语吗?

问题 此处plays和moves如何理解

Basketball's quick pace and dynamic plays are in contrast to the much slower moves in baseball or even in much of soccer and American football.

问题 is to do 怎么理解

这里为什么不用 the dictionary covered 而是用了一个be to do的形式呢？be to do 不是表将来的吗？这也不合适啊，明明是已经涵盖了的句子，是事实啊。

问题 among 介词短语的成分

Whereas the poverty rate among youngsters living with two married parents is 7.5%, among those raised by a single mother it is 35%. 麻烦请问一下老师，这个句子中前面的among短语和后面的among短语分别作什么成分，后者为啥要提前？

问题 as...as结构的省略问题

Imagine trying to do something as simple as reading the notes on a medicine bottle without good reading skills.这里，第二个as如果是连词，这个句子省略了什么呢？

问题 suppose 后接从句时的时态问题

suppose 后接从句时的时态问题Suppose you ______ (take) your complaints to the manager.