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1、Unit 3. A healthy life,Warming up The teeth 拥有希望,就拥有一切。,Language Points,P1 1 by the end of 是“到.末”的意思，后边跟不同的时间会有不同的含义和用法。A 跟将来的时间，就用一般将来时，如By the end of next month，I will finish reading this book.(到下个月末，我将读完这本书）。 B 跟现在的时间，就用现在完成时，如By the end of this week ,I have written two books .(到这个星期末，我已经写了两本书了）
2、C 跟过去的时间，用过去完成时By the end of last month ,I had planted thousands of trees.(到上个月末，我已经种了数千棵树了）,2 at the end of 后边可以跟时间和地点名词，表示“在.末 如at the end of this month 在这个月末, at the end of last month ,at the end of next month , at the end of the road 在路的尽头 等,due to, because of与owing to的区别 三者均可表示“由于”、“因为”，按照传统语法：
3、due to 主要引导表语，而 because of, owing to 两者都主要引导状语。如： His illness is due to bad food. 他生病是由于吃了不好的食物。 The accident was due to careless driving. 这次车祸起因于驾驶疏忽。 He cant come because of the bad weather. 他不能来是因为天气不好。 Owing to the rain, the match was cancelled. 比赛因雨被取消了。 但是在现代英语中，due to 也可用来引导状语，而 owing to 也可以用
4、来引导表语。如： 由于交通拥挤他迟到了。 正：He was late due to owing to, because of the very heavy traffic. 正：Due to Owing to, Because of the very heavy traffic, he was late. because of 通常只用来引导状语，若引导表语，主语通常应为代词。如： It is all because of what you said. 那完全是因为你的话。,This brings me to the real reason for my letter. This brings
5、 me to the real reason why I wrote the letter.,Your mother tells me that you have started smoking and that you are finding it difficult to give up.,find/ think / consider / make / feel it adj to do 我们发现很难按时到那里. We find it difficult to arrive there on time. 我认为到英国去旅行没必要带汉英字典. I dont think it necessar
6、y to bring a Chinese-English dictionary when traveling to Britain. 手势使得听众更容易理解他的演讲. Gesture makes it easy for audience to understand his speech.,I know how easy it is to begin smoking and how tough it is to stop. How adj it is to do sth 直到你失去健康的时候,你才知道保持健康有多么重要. You wont know how important it is to
7、keep healthy until you lose health.,You can become physically addicted to nicotine. be / become addicted to +n(迷恋,上瘾) 许多学生对电脑游戏上瘾. Many students are addicted to computer games. 他是一个酗酒的人. He is a man addicted to alcohol. addict oneself to sth 沉溺于, 醉心于 He addicted himself to playing the violin and did
8、nt find a thief walk into his house. addict: 上了瘾的人 film addict电影迷,This means that after a while your body becomes accustomed to having nicotine in it. 我习惯了这么早起床进行晨练。 Im accustomed to getting up so early to do morning exercise. 习惯了登险峻的山,他毫不费力地登上了山顶. _climbing the steep mountain, he had no difficulty reaching the top.,Accustomed to,look forward to / get down to / devote to pay attention to / lead to,The phrase “withdrawal symptoms” in para3 probably means _. （3 points） 分离症状 撤退现象 断瘾症状 戒毒反应,
