5.At first, the speaker was referring to the problem of pollution in the country but halfway in her speech, she suddenly ___ to another subject. (CET--4,1996.1)

　　[A] ignorance [B] transformation [C] guarantee [D] assume

　　[E] omit [F] assured [G] insure [H] switched

　　參考答案及詳解：

　　1. 選[E]. [題意]我希望在在打這封信的時候你能更仔細一點，不要遺漏任何東西。

　　omit vt.遺漏，疏忽;省略，刪節

　　[搭配] omit to do/doing something 忘記做某事

　　[范例] You can omit the sugar if you do not want the dish to be too sweet.如果你不想讓菜太甜，可以不加糖。

　　ignorance n.無知，愚昧

　　[范例] We are in complete ignorance of his plans.我們對他的計劃一無所知。

　　2. 選[C]. [題意]這個汽車俱樂部不能保證滿足所有會員的要求。

　　g uarantee vt.保證，擔保 n.保證，保證書

　　[用法] 后接不定式或名詞賓語結構或that從句，如The Chinese Constitution guarantees that the people have certain right. 中國憲法確保人民擁有某些權力。

　　Guarantee to meet the demands 保證滿足需求

　　[范例] Is everyone entitled to his opinion? Of cource, this is not only permitted, but guaranteed. 人人都有發表意見的權利嗎?當然，這不僅是獲得允許的，而且是應該有保障的。[03.9 閱讀]

　　insure vt.保證，擔保，確保;給......保險

　　[搭配] insure sb. against/from danger 保護某人免受危險;insure her a good night’s sleep 保證她能睡一夜好覺;insure against fire/death 火險/壽險

　　[范例] “It is clear there is a long way to go in insuring shoppers are adequately informed about the environmental impact of products they buy," said Consumers International director. 消費者國際主任說道：“很明顯，要確保消費者對所購買產品的環境影響有足夠認識，還有很長的路要走�！盵05.6 閱讀]

　　3. 選[F]. [題意]他為被選中參加比賽而感到驕傲，并向我們保證他會竭盡全力。

　　assure vt.確保，保證給;使放心

　　[用法] 一般只用于如下兩種結構：assure sb/oneself of sth. 使某人/自己對.....確信;assure sb. that..... 使某人確信......

　　4. 選[B]. [題意]二十世紀見證了全球性的政治，經濟與文化的巨變。

　　transformation n.變化，轉變;改革，轉換

　　[搭配] polite and economic transformation 政治與經濟變革;the transformatin of water into stream 把水變成蒸汽;transformation in sb.’s characer 某人性格上的變化

　　5. 選[H]. [題意]起初，發言者談論了那個國家的污染問題，但半途中她突然轉到另一個話題上。

　　switch v.轉變，改變 n.開關;轉變，改變

　　[搭配] switch one’s position 改變立場;awitch the light on/off 開/關燈

　　[范例] The car is fitted with a remote immobiliser(鎖止器)，and a radio signal from a control centre miles away will ensure that once the thief switches the engine off, he will not be able to start it again. 車上安裝了遠程鎖止器，幾英里以外的控制中心發來的無線信號將會使偷車賊一旦將車熄了火，就再也無法發動引擎。

　　1. It was in the United States that I made the ______ of Professor Jones.

　　2. It gave me a strange feeling of excitement to see my name in ______.

　　3. The shy girl felt ______ and uncomfortable when she could not answer her teacher’s question.

　　4. The author of the report is well ______ with the problems in the hospital because he has been working there for many years.