...mmediate.有点迷惑effects后面的 is.例如：Economic effects of such high speed change arealso unpredictable and somewhat chilling …— Genevieve Stuttaford, Publisher's Weekly, 29 July 1996effects 以复数的形式出现，到底后面接单数，还是复数的系动词？谢谢！
...is is
a tree. as指代主句内容。 This
a tree as we know it 和 These are
trees as we know them.as
we know it 修饰a
tree, as we know them 修饰 trees，都作定语。 1）She said
we should treat our life as we might
find it, live it for the good of others, and never mind about the results...
...句的时态不能理解...1.I heard they are going to raise money for the school buildings. (既然是过去听说,为什么从句不是过去将来时呢?)2.At last Jim handed over the money he stole in the supermarket. (主句是过去时,那他偷钱的动作发生在过去的过去,为什...
...！But there are some rules Seline doesn't agree with.For example,at her school they have to wear uniforms and they can' wear jeans.请问老师！上面第一句agree with没有接宾语为什么要用介词with?为什么不去掉with?但英语有的词组后面的介词不接名词或代词，介...
If you have really been studying English for so long, it's about time
you ____ able to write letters in English.
A) should be B) were C) must be D) are
这道题选B，为什么A不对？it is about time虚拟语气有时候不是也用should do吗
Teachers in every discipline assigned books to their students and used paper to keep track of which student had which book.请问"which student had which book"是什么语法成分？
There are now many patients waiting for consultation, we cordially request for your patience to wait for about 2~4 hours. During this period, should you feel worse, please call our nurses at the Triage immediately.我知道should you feel worse是if you should feel worse的省略倒装，但是这...
误：It is no more expensive than would the system youare proposing be. 正：It is no more expensive than would be the system youare proposing. 请专家老师分析一下这两个句子，“误”句错在哪里？“正”句为什么正确？句子是什么意思？谢谢！
...ooking, and eating. Monthly activities are held here for all international students. Hours are 10 am to 10 pm, closed on Sundays.
句中的is available for relaxing, studying, cooking, and eating可以归纳为be available for doing sth句式吗？available可用于这样的句式吗？好像很...
... lump in throat and tear in eye. 2. I got tear in eye seeing donation from students. 实际上，这两个句子都是社交媒体的省略表达，严格说示属于病句。写完整后应该是：Join us with a lump in my throat and a tear in my eye. I got a tear in my eye seeing donations fro...
...能告诉我往火车站的路怎么走吗？I ran across Tom on my way to school. 在去学校的路上我碰到了汤姆。I passed the store on my way to the
library. 我在去图书馆的路上经过了那家商店。二、way 表示抽象含义：1. way to +名词（目标）Self-help is the b...
...填空题中有如下句子：The rolling sea
of clouds you see once youareat the top will remind you how tiny we _____ (human)
are.答案为 humans，为什么不能是 humen 呢？我有以下疑问：①有的词以 man 结尾复数要把 man 变成 men，如 policeman, postman, Englishman 等...