请下面这道题，逗号后面为什么用that而不用which？If a book is in English, _____ means slow progress for you.A. as B. which C. what D. that此题容易误选 A或B，想当然地根据空格前的逗号...

现在完成时的构成现在完成时由“have(has)+过去分词”构成。has 用于主语是第三人称单数时。（过去分词的构成P122—123中“动词的基本形式”）①I have just finished my homework. 我刚做完功...

在新托福写作考试中，托福写作的题目越来越抽象了，这就让考生一时之 间很难想到理由，所以写作质量也提不上来。那么考生将要如何才能克服这些问题呢?如果考生在直接面对这些题目的时候，如果一...

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...

书面表达是的重要组成部分，有不少学生觉得用英语写作很难，不知从何练起。笔者教学实践发现，首先要具备扎实的基础知识，抓住课本教学来培养学生的写作能力，立足教材，由易到难，由浅入深，采...

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You are taller than I. They lights in your room are as bright as those in mine.注意： 1）要避免重复使用比较级。 (错) He is more cleverer than his brother. (对) He is more clever th...

并列连词用来连接平行的词、词组或从句。常见的连词有and ,but ,or ,so ,both…and , either…or ,neither…nor , not only… but also 等。1. and1).and 表示 “和、且”在肯定句中连接并列的...

As is known to all, many famous people have high IQ such as Albert Einstein, a thinking machine, who was considered as the greatest scientist of the 20th century. Does high IQ play...

1. On no account can we ignore the value of knowledge. 我们绝对不能忽视知识的价值。 2. It is time the authorities concerned took proper steps to solve the traffic problems. 该是有...