代词在什么情况下可以先于被指代的事物出现

我知道代词用来引出被指代的事物时可以，如：This is my friend Tom. It is a lovely dog. 等这次又看到一句话：The writer tells us to keep it shut if the door of the room is warm...

as careful as possible

as careful as possible这里的possible是什么词性？如果是as carefully as possibly，就要改成副词吗？如题

prize colony如何理解

At the time, the Germans occupied the port city of Qingdao in Shandong, their one and only prize colony in East Asia since 1898.

who, whom, that 引导定语从句的比较

She is the girl whom I met that day.答案上直说可以填whom或者that, 但是我在其他地方找到的资料也有用who的。那who 和 whom什么时候可以替换呢？比如He is the man whom/who I saw yesterday....

对that的疑问，是否应该用which引导

CNN新闻节选：ISIS was a violent group, known for murdering scores of people who didnt share its beliefs.And while it existed years before 2014, that was th...

would have been是否表示虚拟

Spooked, governments are rushing to impose controls that would have been unimaginable only a few weeks ago.

向好题请教！

never mind, no problem, that’s all right(没关系)区别

never mind, no problem, that’s all right 都可以表示“没关系”，它们的区别是什么？

own可以连用名词所有格吗

own 通常与形容词性物主代词连用。如：I’d love to have my own room. 我喜欢有一个自己的房间。She can’t even write her own name. 她连自己的名字都不会写。You are old enough to earn your o...

过去分词（短语）做后置定语和定语从句的转换

过去分词（短语）做后置定语表被动、完成，这里的“被动”是什么意识？例如 boy named(who is named) tom 可否这样理解在被修饰的名词和后置定语之间加上“that/who/which+be动词”句意不变就行，看语...

这是反意疑问句吗？但没有前肯后否啊

Wouldnt it be great if you explained the reason to us?Its boring to walk all alone. Couldnt you go for walks with your friends?似乎是反意疑问句，但是没有所谓的前肯...

“看电影”可以用动词watch吗？

说“看电影”用see，“看电视”用watch，不能混淆。但有时也可见到 watch a film 的说法，这样说对吗？请们解答一下，谢谢！如题

than后为什么接动词不定式

，想请教一下，know better than to do sth是一个固定表达，意思是“还不至于(无知到)去做某事”，其中than是连词或介词，为什么这里的than后可以接不定式to do呢？如题

will 可以与 yesterday 连用吗

看到这样一个句子：He will have left yesterday.这个句子对吗？will 可以与 yesterday 连用吗？如题

in return for的搭配原则

可不可以看成是for介词加后面的成分作定语修饰return，然后in介词加return名词整体作为状语。如题

为什么条件句If were going to...使用了be going to

"Come on!" His temper cracked a little. "Whats the matter, anyhow? If were going to town, lets start."His hand, trembling with his effort at self-control, bore to his lips the last o...