代词(一)代词的分类:英语中代词分为:人称代词、物主代词、反身代词、指示代词、关系代词、疑问代词、连接代词和不定代词等等。(二)人称代词:人称代词代替人和事物的名称,分为主格和宾格两种形式。1.主格用来作句子的主语、表语。如: I often go shopping on Sundays.(星期天我...2015-09-29
come/go into effect生效,实施catch one eye引人注目make a face做鬼脸catch fire着火make friends交朋友,友好相处make fun of取笑,嘲弄lose heart丧失勇气,失去信心get hold of抓住,掌握throw/cast l...2015-09-29
用法辨析:(1)“Why not+动词原形+…?”(干嘛不……?)是简略句,完全形式是:Why don't you +动词原形+…?如:Why not go and have a look?(干嘛不去看看?)/Why not try it once again?(为什么不再试试?)(2) seem...2015-09-29
名词或代词作主语时和谓语之间的单复数的一致问题:1.谓语和谓语基本保持单复数的一致,即:主语是可数名词单数或不可数名词时,谓语动词用单数形式:如:The computer was a great invention.(计算机是个了不起的发明)The water in the glass is ver...2015-09-29
Lead PollutionLead deposits, which accumulated in soil and snow during the 1960’s and 70’s, were primarily the result of leaded gasoline emissions ori...2015-09-29
Gross National HappinessIn the last century, new technology improved the lives of many people in many countries. However, one country resisted these c...2015-09-29
动词不定式可以在句子中用作状语,有下列几种情况:[A] 放在不及物动词(come,go,stop,finish,wait等词)的后面。如:He came to see her yesterday.(他昨天来看望她)(表示来的目的)/ I stopped to have a rest.(我停下来休息一...2015-09-29
Can Buildings Be Designed to Resist Terrorist Attack?In the aftermath of the terrorist attack on the World Trade Center, structural engineers are try...2015-09-29
and so on等等all at once突然;同时,一起once(and)for all一劳永逸,限此一次by oneself独自地,单独地other than不同于all right好,行ever since从那时起,自那时以来ever so非常,极其so…as to结果是;如此……以至于at...2015-09-29
Investment and ConsumptionInvestment in the public sector,such as electricity,irrigation,public services and transport (excluding vehicles,ships and p...2015-09-29
Most Adults in US Have Low Risk of Heart DiseaseMore than 80 percent of US adults have a less than 10–percent risk of developing heart disease in the ...2015-09-29
Physical FitnessPhysical fitness is today’s hot topic. And wherever you turn, you hear something new. But is it all true?The more you sweat, the more ...2015-09-29
Men Too May Suffer from Domestic ViolenceNearly three in 10 men have experienced violence at the hands of1 an intimate partner during their lifetimes,...2015-09-29
add up to合计,总计break away(from)脱离,逃跑come true实现,达到come up with提出,提供do away with废除,去掉have nothing to do with和…毫无关系make believe假装catch up with追上,赶上come u...2015-09-29
Better Control of TB Seen If a Faster Cure Is FoundThe World Health Organization1 estimates that about one-third of all people are infected with bacte...2015-09-29
once upon a time从前no wonder难怪,怪不得decline with thanks婉言谢绝account for说明(原因等)allow for考虑到arrive at达成,得出ask for请求,要求begin with从开始break off断绝,结束break up中止,...2015-09-29
go before居前have to/have got t0不得不,必须help oneself自取所需(食物)keep out of躲开,置身…之外get out of逃避,改掉have get有give oneself up自首,投降,投案go along with陪同前往,随行g0 in fo...2015-09-29