1、It is clear that the whole world is passing through a social revolution in which a central _____ must be taken by scientists and technologists.

　　A. process　　B. attention　　C. measure　　D. part

　　2、The farmers were more anxious for rain than the people in the city because they had more _____.

　　A. at length　　B. at last　　C. at stake　　D. at ease

　　3、When the big bills for mother's hospital care came, father was glad he had money in the bank to _____.

　　A. fall short of　　B. fall through

　　C. fall back on　　D. fall in with

　　4、These plastic flowers look so _____ that many people think they are real.

　　A. beautiful　　B. natural　　C. artificial　　D. similar

　　5、The managing director promised that he would _____ me as soon as he had any further information.

　　A. communicate　　B. notice　　C. notify　　D. note

　　參考答案&解析：

　　1、D. part.

　　[注釋]take part in參加。

　　本題譯文：顯然，整個世界正經(jīng)歷著一場社會革命;科學(xué)家和技術(shù)人員必定是這場革命地主要參加者。

　　2、C. at stake.

　　[注釋]at stake(=to be won or lost; risked, depending upon the result of sth.)在危險中;利害攸關(guān);His life itself was at stake.(他的生命本身瀕臨危險。); at last最終;at length詳細(xì)地;at ease安詳，自在，隨便，不拘束：She knew he was not at ease.(她知道，他并不自在。)　　

　　3、C. fall back on.

　　[注釋]fall back on求助于。參閱Ⅲ.48注釋。

　　Fall short of沒達(dá)到，低于：1)He fell short of what we had expected.(他沒有達(dá)到我們的期望。) 2)The measures proposed fall far short of what is required.(所提出的這些措施遠(yuǎn)沒達(dá)到需要的 目標(biāo)。)

　　Fall in with與......一致，符合;同意，贊成，支持。

　　Fall through落空。參閱Ⅲ.49注釋。

　　本題譯文：母親在醫(yī)院就醫(yī)的各種帳單送來時，父親高興的是他可用銀行里的存款來支付。

　　4、B. natural.

　　[注釋]natural自然的，與后半句“許多人認(rèn)為它們是真的”相呼應(yīng)。

　　5、C. notify.

　　[注釋]notify通知。Notice n.通知;v.注意到;note n.筆記;v.記下，摘下。