otherwise 表示“否则”“要不然”时，其后的句子是否用虚拟语气，与句子所表达的意思有关。由于“否则”“要不然”的意思就是“如果不……就……”，它隐含一种条件在里面，所以，如果根据句意...

1. Typical of the grassland dwellers of the continent is the American antelope, or pronghorn. 2. Of the millions who saw Haley’s comet in 1986, how many people will live long enou...

Once there was a scientist. He wanted to study how monkeys learn.曾经有一位科学家，他想研究猴子的学习能力。He put two peanuts into a tall glass bottle.他把两颗花生米放进了一个高高...

1. 被动语态的基本时态变化被动语态通常为十种时态的被动形式, 被动语态由be＋过去分词构成，be随时态的变化而变化。以do为例，各种时态的被动语态形式为：Visitors ___________(request) not t...

also, too, either与as well 均可表示“也”，用法及其区别分述如下：1. too 和 as wellHe divorced her, and a good thing too [as well]. 他和她离了婚，这也是一件好事。I will come on cond...

在托福写作中，很多都尝试着去写让步段，但大部分考生的目的并不是让文章逻辑更加稳固，最大的目的是凑字数。那么真正的托福独立写作的让步段应该有什么作用?应该如何写呢?这里小编就为大家带来...

It is the first time that I have visited the city.It was the third time that the boy had been late.2）This is the… that…结构，that 从句要用现在完成时.This is the best film that I...

SARS broke out in Beijing this spring. We had to stay at home during those days. I learned my subjects from Classroom on the Air on TV. I started to learn by myself. Every day I st...

She was wearing her sister's clothes. 她穿着姐姐的衣服。The witness's story had holes in it. 证人的叙述有漏洞。如果普通名词为复数，则看它本身的词尾是否有s——若本身的词尾没有s，则...

考场上，如何在众多的六级作文答题卡上脱颖而出?当然不能仅凭背作文模板孤军奋战啦，自然是需要闪光词汇啦! 用烂词之一：许多 一提到“许多”，无数童鞋的脑海中第一时间浮现了一个词：'many'，...