高二英语教案:Unit4 Global warming

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编辑点评: 英语教学每堂课都要涉及多个知识点,让一堂课精彩饱满需要老师的惊醒准备,准备教案就是首先要做的准备之一。同时通过写教案也能够逐渐提升自身的教学水平。本文是一篇高二英语第4单元 Global warming 的教案,供老师们参考。

完成句子
(1)It's cheaper to buy goods in large quantities.
    大批量购货较便宜。
(2)Small quantities of poison were detected in the dead man's stomach.
    在死者胃中找到了少量的毒药。

6、tend v.
根据语境猜词义
(1) People tend_to need less sleep as they get older.
(2) Sophia was in the bedroom tending_to her son.
(3) Charles tends_towards obesity.

根据语义找匹配:A. 照料,照顾,护理 B. 趋向,趋于,走向 C. 往往会,常常就
(1) C (2) A (3) B
tend to do sth. 往往会,常常就
tend (to) sb. 照料,照顾,护理
tend towards / to sth. 趋向,趋于,走向
tendency n.  趋向,偏好,性情

完成句子
(1)Women tend to live longer than men.
    女人往往比男人长寿。
(2)Prices have tended upwards over recent years.
    近年来物价趋于上升。
(3)Doctors and nurses tend (to)  the injured.
    医生和护士护理受伤者。

7、come about
根据语境猜词义
(1)I don't know how the accident had come_about?
(2)How_does_it_come_about_that he is so badly off when he earns quite a good salary?

根据语义找匹配
A. 发生 B. 怎么会发生……这样的事呢?
(1) A (2) B
come to do sth. 开始认为,开始觉得;偶然地做某事
   come and go来去自由;断断续续
   take sth. as it comes 原样接受,听天由命
   come across sb. / sth.偶遇某人 / 某物;偶然发现某人 / 某物;被理解; 穿过

come around / round
探访、拜访;改变观点;苏醒,恢复知觉
come at扑向,向……逼近
come back回来;再度流行;恢复;反驳
come down to 归根到底;传到……手里,传下来给
come into force (法律,法规等)生效,实施
come to terms with 甘心忍受

how come…? 怎么会……?
    How does it come about that… 怎么会发生……这样的事呢?

用come的相关短语填空
   One day I (1) came across an old friend in the street, he said his new book would (2) come out and that some of my ideas (3) came up in it and that I would be interviewed by reporters. I never imagined that such a thing would (4) come about in my life.

8、build up
根据语境猜词义
(1)All the pressure built_up and he was off work for weeks with stress.
(2)Build yourself up to peak performance on the day of the exam.
(3)The play was built_up to be a masterpiece but I found it disappointing.
(4)You need more protein to build you up.
(5)The finds help us build_up a picture of life in the Middle Ages.

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