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1、Topic 2 Is it good for your health?一、重点词组:1.look tired 看起来很累 2. watch a soccer game on TV 在电视上观看一场足球赛3.stay up 熬夜 4.keep long fingernails 留长指甲5.wash hands before meals 饭前洗手 6.play sports right after meals 饭后适当运动7.take a fresh breath 呼吸新鲜空气 8.be necessary for 对于是必不可少的9.keep you active 使你保持精力旺盛 10.nee
2、d to do sth 需要做某事11.eat too much 吃得太多 12.read in the sun 在阳光下看书13.do morning exercises 做早操 14.take care of 照顾 15.force sb to do sth 强迫某人做某事16.leave for 动身去某地17.have to do sth 不得不做某事，必须做18.keep healthy 保持健康 19.as soon as 一就 20.get mad 发疯21.be surprised to do sth 惊讶地做某事22.tell sb not to do sth 告诉某人不要做
3、某事 23. give up sth/ doing sth 放弃 24. use sth to do sth=use sth for doing sth 使用做 25. as soon as possible 尽快二. 重点语言点1. be good for 对有益be bad for 对有害如: Swimming is good for health. 游泳对健康有益.2.exercise 表“锻炼/运动”时, 为不可数名词;表“练习”或有定语修饰时, 为可数名词.如: He often does exercise in the morning. 他经常上午锻炼.Please do the
4、exercises at once.请马上做这些练习.He does morning exercises every day. 他每天做早操3.enough adj. “足够的”修饰名词时,通常放在名词之前。如: I have enough time to finish this work. 我有足够的时间完成这项工作.adv. “足够地” 修饰形容词或副词时, 均放在所修饰词的后面.如: He is tall enough to reach the apple. 他足够高,能够得着苹果.4.need “需要, 必需”1 作实义动词: need sth. 需要某物 need to do sth
5、. 需要做某事如: I need some help. 我需要一些帮助. He needs to take a bus. 他需要去搭车.2 作情态动词: need + 动词原形如: If she wants anything, she only need ask. 她想要什么东西, 只要开口就行了.You neednt finish this work today. 你不必今天完成这项工作.四.重点语法:must “必须, 一定”如: We must study hard. 我们必须努力学习.must也用于比较有根据的推测，把握性最强态动词mustnt “不可以” 如: You mustnt
6、walk on the lawn. 你不可以在草坪上行走.should “应该” 如: We should finish it on time. 我们应该按时完成它.shouldnt “不该” 如: You shouldnt go to school late. 你不该上学迟到.had better “最好” 如：You had better go to bed early.你最好早睡。had better not “最好不” 如：You had better not go to bed late.你最好不要迟睡。may “可以”如: May I come in? 我可以进来吗? “可能” He may be a good teacher 种表示推测，译成“可能”。 否定句中表示推测只能用cant