You _____ keep quiet in the library.书上的一个练习。我一开始以为图书馆的规则属于the situation
makes something necessary，而不是must的speaker feels
that something is necessary所以我填了have to，但是答案是must所以这种规则类的法律类的都是用must吗，...
To our surprise, the dog remained ______ after so many hours after the earthquake.
A. live B. alive C. lively D. lived
请问选 B 还是 C 呢？remaine 后接的形容词是表语吧？lively 和alive 都可用作表语啊！
Sahnun Mohamud has never lived in Somalia, but the 21-year-old student has help established an organization that supports aid projects for the east-African country. 赛哈农·穆罕迈德从未在索马里居住过，但这名21岁的学生却帮助成立了一个为这个东非国家提供援助...
...ing to read until he was 12 years olde. Even more amazing, every character the young author writes causes him pain.请老师分析并翻译一下最后一句 every character the young author writes causes him pain。谢谢！
It is an advanced tumor that grows in the tissue layers that cover the brain.Its features are consistent with it being malignant.老师，我对这里的加粗部分理解不好，这里being malignant是动名词还是宾补，二者在理解上有区别吗？而且为什么要这么复杂的去说...
请老师帮我看一下以下的非谓语，The building having been built last year is a restaurant.The building built last year is a restaurant.请问这两句都对吗，要么哪句对以及为什么是它啊？以及能帮忙把正确的句子被省略的部分补充完整吗？
...全国乙卷（全国卷I）的听力对话（录音材料）：M: I smelt the flowers, looked at the birds, and
yeah, I picked many tree leaves. I will make bookmarks with them. Look!W: Aren’t they beautiful?请问这里的 Aren’t
they beautiful? 是什么意思？感觉应该要用感叹句才...
美国老师说：It's
tough understanding native speakers and havingthe confidence to join in the
conversation.And
If I was a Chinese...为什么不是It's
tough to understand...? 虚拟语气不是应该用If I were 吗？用If I was 这是陈述语气吗？和虚拟语气的理解含义区别是...
... punishment is fixed by
law for all cases, in contrast to crimes for which the judge or magistrate has
to decide the punishment for each particular case.这里for引导原因状语从句？那么which指代crime？which引导定语从句？这句话for which这里有点搞不清楚。
Nor does it reveal how much companies are banking on the halo
effect, rather than the other possible benefits, when they decide their
do-gooding policies.rather than 作为并列连词连接2个宾语为什么前后用了2个逗号，连续前后一般不是一个逗号吗？
...steam. (being heated两个分词一起用，being应省略）。Exhausted, the children fell asleep at once (being省略）应该省略对吗？另外Being unable to help in any other way, I gave her some money (原因状语从句）。这句中being没有省略，但如果简洁起见，应该省...