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问题 set和set down的区别

She set the tray down on a table next to his bed.这句话中我感觉down要不要都没有什么影响啊，set...on把某物放到某物上，可以把down删了吗，另外on的介词短语是宾补还是状语呢？

问题 关于learn from receive from的提问

老师，请看两个句子 receive messages from my friends 中这里的介词短语做的是定语么？还有learn the skill from my teacher中，介词短语是做状语么，请老师确认。

问题 all的修饰作用

2010考研英语一阅读text4，Dead markets partly reflect the paralysis of banks, yet are reluctant to buy all those supposed bargains. 没有生气的市场一定程度上表明瘫痪的银行既不希望承受账面损失而出售资产,也不愿意...

问题 followed是不及物还是及物动词

Suddenly the man who followed fell over a stone. He hurt his foot badly and called : “ Hey, Bill , I’ve hurt my foot.” Bill continued straight on without looking back. 此处的followed是不及物动词还是及物动词？ 后面还接了动词？

问题 both没加of疑问

I hold the power with both my hands，Tied behind my back.both加名词不要加of吗？为什么像some这些前位限定词就要加of，比如some of my friends.some和both不都是前位限定词吗？

问题 of two months old怎么理解

Babies of two months old do not appear to be reluctant to enter the water. 这里为什么用of two months old, two months old 不是形容词吗？怎么放of后面。

问题 bewilder, puzzle 和 perplex 的区别

People go on asking these same quetions because the subject really does interest and ___ them. A. confuse B. bewilder C.puzzle D.perplex请问老师这道题应该选啥？我怎么感觉除了A都可以选。

问题 这个非限制性定语从句理解不了

Moreover, with the stadium set up, a wide range of sports events are able to be held, of which ping-pong, football as well as running competitions enjoy great popularity.这个of which 怎么理解？

问题 about之后how引导的是什么句子？

The disagreement reflects uncertainty about how effective social distancing will be and how long it will take before a covid-19 vaccine is widely available

问题 as 是什么意思(引导什么状语)

Her elegance and style will always be remembered in film history as evidenced by her being named to Empire magazine's "The Top 100 Movie Stars of All Time".as 是什么意思，在这里是引导什么状语吗？又有个by 。怎么分析这个句子结构呢？

问题 that引导的是什么从句

If Mr Musk is right that self-driving is the future of getting around, concerns about data-gathering and national security are bound to rise.和I'm afraid that...之类宾语从句句意有点差别。也按宾语从句理解么？谢谢各位老师！

问题 从句省略的问题(when fully grown)

The elephant eats as much as three hundred pounds a day when fully grown. 若不省略,应该是when it is fully grown吗？但是大象的生长显然不是被动，而是完成？所以省略了have吗？

问题 同时包含主语从句和宾语从句的句子

One of my earliest memories of dad is that he would often leave the house at dawn.1该句是同时包含主语从句和宾语从句吗？2还有什么是同时含有主语从句和宾语从句的吗？老师可以写几个例句吗？谢谢了

问题 with, by, on介词使用问题

—Dad, look at the building. It's on fire.—Call 119 ______ mobile phone right now.A. in  B. by   C. on    D. with请问各位老师，这里是应该用by吗？by后的名词不加冠词。

问题 单词back词性和词义

看到一句英文many Vivians back in the Middle Ages were actually men。中文翻译是在中世纪许多名叫维维安的人，实际上是男人。我感觉这句话中单词back词性像是副词，但我看语法书上副词修饰介词短语的情形很少，基本上是程度副词比如Ve...