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问题 用it还是用that

I am thrilled to report to you tonight that our economy is the best it has ever been.这个句子出自特朗普国情咨文，请问老师，句中的it 充当什么成分，是不是用错了？

问题 come drifting from 是什么用法

Poisonous gas came drifting from the crater.这句话中come drifting from 是什么用法？应该是come from 还是drift from? 谢谢！

问题 现在分词和情态动词的疑惑

We could use some help removing the counter-measures.1)这个现在分词是状语吗，应该算是什么状语？removing前面能不能认为是省略了in，加上in后就是方面状语了？2)这里情态动词could是什么用法？

问题 现在分词与不定式做状语

She walked along the path,(    ) her daughter close behind.这道题答案给的是用现在分词following做伴随状语请问是否可以用不定式to follow做目的状语呢?

问题 好题分享(68): 选择题（涉及时态）

I have ______ to the Great Wall three times.A. been     B. gone     C. A或B都可以

问题 pale是什么类别形容词

A really beautiful pale pink sunset  filled the sky.句中pink是颜色类别还是年龄新旧类别形容词，如果pale pink都是颜色形容词可以颠倒位置pink pale？

问题 When从句修饰哪个动词

Aron's arm was caught under a 360-kilo rock that fell on him when he  was climbing by himself in the mountains.这个句子的when从句是修饰哪个动词啊，是fell还是caught啊另外caught怎么理解啊

问题 从句的时态问题

...各位老师请教一道题：This is an interview about astronauts when they return to the Earth.请问：1. when引导的从句在句中做什么成分呢？2. 句子中return能否换成returned呢？原题return这里是一个填空，但是答案给的是原形return, 我觉得返回地球是...

问题 conduct people怎么理解

请问：I was born to have the capacity to conduct people, and therefore I am used to organizing.该句中conduct people怎么理解？查了好几个词典，但好像都对应不上（如果有哪位老师查到对应含义，烦请给个出处，谢谢）

问题 为什么用could不用can

If we use the Internet properly, it could be a good way to study.老师为啥这句话用could不用can？

问题 向曹老师请教 while时态问题

曹老师，您好！While the moon was rising, it ________ (shine) bright. it was so beautiful.答案给的是 shone, 为什么不是shining? 谢谢您！！！

问题 宾语从句how...是表示疑问还是表示感叹

I told them how tall the tree was.请问这个句子中的 how...是表示疑问还是表示感叹？

问题 nice to meet you与nice meeting you的区别

...eased to meet you (= used to greet someone politely when you have just met them for the first time) 认识你很高兴“This is my niece, Sarah.” “Pleased to meet you.” “这是萨拉，我的外甥女。”“很高兴认识你。”(it was) nice meeting you (=used to say goodbye polit...

问题 表示“二胡”的乐器前到底用不用定冠词

play the Erhu 中的定冠词究竟该用还是不该用？ 

问题 Here be 不适合就近原则吗

Here are some water and apples on the table.这里的 be 动词为什么不采用就近原则用单数形式 is 呢？盼专家老师解惑。