高三英語Global warming教案
[重點用法]
in existence存在
exist v.存在
[練習] 漢譯英
1) 富裕和貧窮同時存在于這個世界里。
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2) 人們認為他是這個世界上最好心的人。
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keys: 1) wealth and poverty exist at the same time in the world. 2) he is believed to be the kindest person in existence.
7. refresh v.(使)精神振作, (使)精力恢復, 更新
[典例]
1) when tired, you can refresh yourself with a cup of tea困時喝杯茶提神
2) refresh storage battery in case of being out of energy halfway.給蓄電池充電以免半路沒電。
3) the host refreshed our teacups. 主人又為我們斟茶。
[練習] 漢譯英
1) 長時間工作后,一杯冰水使他精神振作。
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2) 有時一件小東西也會喚起人們的記憶
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keys: 1) a cup of icy water refreshed him after a long time’s work. 2) sometimes, a small thing all can refresh your memory
v. 詞組
1. come about 發生
【典例】
1) how did this come about? 這是怎么發生的?
2) i don't know how it came about but i've got a dent in the rear of my car.
我不知道是怎么回事,但我的汽車后部有了一個凹痕。
[短語歸納]
come along 出現, 發生;
come out 出來, 長出;
come to 達到;
come to oneself 蘇醒, 醒悟;
come up with 趕上, 提出
【鏈接高考】it's already 10 o'clock. i wonder how it ____________ that she was two hours late on such a short trip.
a. came over b. came out c. came about d. came up
答案與分析:c。考查動詞come構成的短語。a為“過去”;b為“出來”;d為“出現,到來”;
為“發生”。
2. quantities of 大量的
[典例]
1) before they enter an entrance examination, they have to do quantities of exercise.
在參加入學考試前,他們得做大量的練習。
2) he drinks large quantities of water every day.他每天都喝大量的水。
[短語歸納]
a (large) quantity of /quantities of+名詞(可數/不可數)
a mount of/ amounts of+不可數名詞
注意:以上短語修飾名詞充當主語時,由quantity/amount的單復數決定謂語的單復數。
[練習] 漢譯英
1) 桌上擺滿大量的食物。
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