高一英語：必修一unit1知識點詞匯精講
1. distance n.距離
► 歸納拓展
at/from a distance of在/從……遠的地方
in the distance在遠處
keep a distance away(from)
(與某人或某物)保持一定距離;(對某人或某物)冷淡，疏遠
[英文典例]
① A shark can smell blood at a distance of half a kilometer.
鯊魚能在半公里外聞到血腥味。
②The lion looks dangerous，so I decide to keep a distance away from it.
獅子看起來很危險，所以我決定離它遠點兒。
③We saw lights in the distance.
我們看到了遠處的點點燈光。
2.reduce vt.&vi.減少，降低，折扣
► 歸納拓展
reduce(from...)to... (從……)減少/降低到
reduce by 減少了，降低了(降低的幅度)
reduce sb./sth.to... 使處于(某種狀態)，使成為
[英文典例]
① She reduced her weight by 5 kilograms.
她把體重減輕了五公斤。
②In order to reduce the price of their products，they will take measures to reduce costs at first.
為了降低產品價格，他們將采取措施首先減少成本。
③If you buy more than 5 at a time，we will reduce the price by 10 percent.
如果你一次買五個以上，我們就給你減價10%。
► 名師點津
表示增減升降的起/終點，用from/to，幅度用介詞by，能夠搭配的動詞有rise，raise，grow，fall，increase，decrease，reduce等。
3.go off離開;(爆竹、鈴等)響;爆炸;(食物等)變壞;不再喜歡
[英文典例]
A crowd of young men went off with Jenny's portable computer.
一群年輕人搶走了詹妮的手提電腦。
②At midnight she was watching an interesting TV series when the door bell went off.
午夜她正在觀看一部有趣的電視連續劇，這時門鈴響了。
► 歸納拓展
go against 違背;反對;對……不利
go over 仔細檢查;復習;再來一遍
go ahead 開始;繼續;進行;前進
go along 繼續進行
go into 從事(某職業);調查;研究
go through 仔細檢查;經歷(困難);瀏覽
go without 沒有……也能忍受過去
③Don't go against your boss;otherwise you will be laid off someday.
不要違背你的上司，否則總有一天你會被解雇的。
4.take up占據，占;開始從事或學習;拿起(武器等)
[英文典例]
①The president called on all the country to take up arms to fight against the enemy.
總統號召全國人民拿起武器抵御外敵。
(責任編輯：康彥林)
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