托福中常會(huì)用到的連詞,下面我們通過(guò)實(shí)例來(lái)詳細(xì)了解下這些連詞的意義及用法。

　　1. However

　　1)We thought the figures were correct. However, we have now discovered some errors.我們?cè)詾檫@些數(shù)據(jù)正確，不過(guò)我們現(xiàn)在發(fā)現(xiàn)了一些錯(cuò)誤。

　　2)However, he smothered, as best he was able, these feelings.然而，他盡其所能抑制住了這些感情。

　　3)If, however, you are an extrovert you are quite likely to enjoy it.然而，如果你是一個(gè)性格外向的人，你很可能會(huì)喜歡它。

　　4)It was, however, a little disappointing.不過(guò)，這有點(diǎn)兒令人失望。

　　2. Nonetheless

　　1) The book is too long but, nonetheless, informative and entertaining.這本書篇幅太長(zhǎng)，但是很有知識(shí)性和趣味性。

　　2) The problems are not serious. Nonetheless, we shall need to tackle them soon.問(wèn)題不嚴(yán)重， 不過(guò)我們還是需要盡快處理。

　　3) Nonetheless, it contains an element of truth.然而它也有些道理。

　　3. Nevertheless

　　1) He was very tired, nevertheless he kept working.他累得很，然而仍繼續(xù)工作。

　　2) There is little chance that we will succeed in changing the law. Nevertheless, it is important that we try.我們幾乎沒(méi)有可能改變法律。不過(guò)，重要的是我們努力爭(zhēng)取。

　　3) Nevertheless, they deserve notice and respect.然而，他們應(yīng)該受到重視和尊敬。

　　4. By comparison

　　1) He was mortified by comparisons between his classmates’ good marks and his own.拿自己的成績(jī)與同學(xué)們的優(yōu)異成績(jī)相比較他感到羞愧。

　　2) By comparison, expenditure on education increased last year.相比之下，去年教育經(jīng)費(fèi)增加了。

　　5. By contrast

　　1) By contrast, she was much more outspoken.對(duì)比起來(lái)，她坦率得多。

　　2) When you look at their new system, ours seems very old-fashioned by contrast.看看他們的新系統(tǒng)，我們的相比之下就顯得太過(guò)時(shí)了。

　　6. Therefore

　　1) He is young and therefore easily pervertible.他年輕，因而容易變壞。

　　2) All sincere opinions should therefore be respected.因此一切誠(chéng)懇的意見(jiàn)都應(yīng)該收到尊重。

　　3) He is highly strung, and therefore, subject to heart attacks.他神經(jīng)高度緊張，所以很容易發(fā)心臟病。

　　4) Therefore energy is now not a peripheral but a central issue in the economy.因此，能源在現(xiàn)時(shí)經(jīng)濟(jì)中并非枝節(jié)問(wèn)題而是一個(gè)中心問(wèn)題。

　　5) We have a growing population and therefore we need more and more food.我們的人口越來(lái)越多，因此我們需要越來(lái)越多的食物。