8B unit 1 Trees 语法知识点讲解
1. pollution fighter 环保卫士= fighter against pollution.
污染(v)__________.e,g, ________________________. 我们承诺不污染河流。 噪音污染___________ 水污染____________
polluted (adj) 不干净的 e,g. ______________________别吃不干净的食物. 2. Fight.(v/n )He put up a fight to the end. 他坚持斗争到最后
Don’t fight with your classmates! 别和班级同学打架。
斗士，卫士 ________________ 环保卫士__________________ Fighting,加油！=come on（口语）
3. She is interviewing Doctor Ray, a scientist ,about tree. Interview, (v/n),采访，面试
我想采访一下我们的校长（headmaster）__________________________________. 我有一个面试要参加（to attend）_______________________________________. 4. Science ,n,科学
e.g. It is important to study science and technology.(科学和技术) 科学家(n )_______________
e.g. Qian Xueshen was ________________________。一名伟大的中国科学家。 Scientific (adj) 科学的 例如：Scientific experiment
5. be interested in = be keen on=be fond of= really like 对...感兴趣 6. They are the biggest and oldest living things on the earth.
= They are _____ _____ ______ than _______ _______ living thing on the earth. living 前置定语形容词，The brain is called a _______________（活电脑）。
alive 后置定语形容词, 这条狗仍然是活着的。______________________________ 辨析 3-year-old
一个三岁的孩子__________________________ 3 yeasr old
这个孩子年龄是三岁 ________________________________ 7. What good are trees? = What is the good of trees?
What bad is polluted water? What else 其他的什么
翻译：吸烟有什么坏处？_____________________________________
你还喜欢其他的什么？_______________________________________ 8,They make street more beautiful and less noisy.
Make/keep +sth/sb/sp(宾) +adj(补) 构成宾补结构
e.g.1.5公顷的树木能够产生足够的氧气，供你们一个班级健康的生活一年。
_________________________________________________________________________________________________________________________________________________(见课本) e.g.多吃水果能保持健康。________________________________________________ 9.on the end of your pencil.强调在物品的另外一端
at the end of 强调在时间或地点的末尾。 例如 at the end of steet , at the end of last year. In the end = finally ,最后
10.I suppose you also enjoy breathing pure ,cool air.
breathe /bri:e/ v 呼吸 e.g.，____________________________？_鱼儿能在水里呼吸吗？
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breath /breθ]/ n 呼吸 e.g.He took a deep breath, and began to climb the stairs... 他深吸了一口气，然后开始爬楼梯。
11.Then you must thank trees for that too(=_______ ________). Thank sb for sth/doing sth 因为…而感谢…
e.g. Tom感谢老师帮助他英语。___________________________________________ 感恩的 adj _________
e.g. we should ______ _______ _________ to our parents.
12.They take harmful gases from the air ,and release oxygen back into the air.
take ...from 从中吸收
e.g.树木能从土地中吸收水分。 release...into 释放...中去
例如 :The paper making factories often __________________________。释放污水到河流. 13.and a half hectares = _____________________ e.g.____________________ = two years and a half. 14.同义替换
Trees cool the air as well as clean it.
=Trees clean the air and cool it _______ ___________.
=Trees _______ ___________clean the air _________ __________ cool it. =Trees __________clean the air __________ cool it.
15.nature /neit??/ n 自然
例如：We should keep ____________________________(自然界的平衡)
natural /?n?t??r?l/ adj 自然的，天生的 例如，Trees are natural air conditioners. Tom is a natural musician (音乐家)
16.You certainly know a lot (词性______)about tree.
= you certainly know a lot of （词性______）knowledge about tree
17. And some trees can join their roots together underground(词性_______) ,and pass（v,传递） food and water to each other.
18.We cut down and burn millions(词性______) every year, but we replace hardly any ( =_______ _________none)of them.
翻译：_______________________________________________________ 19.We are destroying our best fighter against (prep. 反对)pollution
词性词义对比：destroy( ).__________ story ( ).___________storey( )_________
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