2009年新人教版高二英語上學期第三單元小結
來源：本站原創 2009-10-07 14:44:18
1. cost n .[U] 費用，代價
對于許多父母來說,兩份薪水支付上學的費用是很基本的.For many parents, two salaries are essential to cover the cost of (= pay for) school fees.
v .[T] cost, cost "How much does this book cost (= What is the price of this book)?"
costly : adj. expensive: 昂貴的
2 cover
v.①.采訪，報道She covered the outbreak of bird flu in Viet Nam. 她在越南采訪有關禽流感暴發事件。
②. 掩飾，隱藏She laughed to cover her anxiety.她試圖以笑來掩飾她的焦慮。
③（不用被動語態）行過（路程），學過We covered about 30 miles a day.我們每天大約走三十英里。
④（錢）足夠付Is the money enough to cover the tuition?這筆錢付學費夠嗎？
3 eager adj.渴望的，be eager for sth. 熱切/渴望He was eager for success.
be eager to do sth.渴望做某事
eager anxious 都有"渴望"之意，Eager帶有更多的熱切、興奮的情緒。Anxious帶有更多的焦慮的心情。
4 case 事實，實情，情況,事例，實例
in case 以防；可能；in case of 如果；萬一
in that/this case 在那樣/這種情況下 in no case 決不
▲注意：in case 的從句常用一般現在時表示將來，或should +do.
1.________ fire, ring the alarm bell. 2.__________ he comes, let me know.
3.__________ should the bird flu be spread.
4.It might rain tomorrow. _________ we will have to put off the sports meet until next Friday
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