1、Unit 3. A healthy life,Warming up The teeth 擁有希望,就擁有一切。,Language Points,P1 1 by the end of 是“到.末”的意思，后邊跟不同的時間會有不同的含義和用法。A 跟將來的時間，就用一般將來時，如By the end of next month，I will finish reading this book.(到下個月末，我將讀完這本書）。 B 跟現(xiàn)在的時間，就用現(xiàn)在完成時，如By the end of this week ,I have written two books .(到這個星期末，我已經(jīng)寫了兩本書了）

2、C 跟過去的時間，用過去完成時By the end of last month ,I had planted thousands of trees.(到上個月末，我已經(jīng)種了數(shù)千棵樹了）,2 at the end of 后邊可以跟時間和地點(diǎn)名詞，表示“在.末 如at the end of this month 在這個月末, at the end of last month ,at the end of next month , at the end of the road 在路的盡頭 等,due to, because of與owing to的區(qū)別 三者均可表示“由于”、“因?yàn)椤保凑諅鹘y(tǒng)語法：

3、due to 主要引導(dǎo)表語，而 because of, owing to 兩者都主要引導(dǎo)狀語。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. 這次車禍起因于駕駛疏忽。 He cant come because of the bad weather. 他不能來是因?yàn)樘鞖獠缓谩?Owing to the rain, the match was cancelled. 比賽因雨被取消了。 但是在現(xiàn)代英語中，due to 也可用來引導(dǎo)狀語，而 owing to 也可以用

4、來引導(dǎo)表語。如： 由于交通擁擠他遲到了。 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 通常只用來引導(dǎo)狀語，若引導(dǎo)表語，主語通常應(yīng)為代詞。如： It is all because of what you said. 那完全是因?yàn)槟愕脑挕?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 我們發(fā)現(xiàn)很難按時到那里. We find it difficult to arrive there on time. 我認(rèn)為到英國去旅行沒必要帶漢英字典. I dont think it necessar

6、y to bring a Chinese-English dictionary when traveling to Britain. 手勢使得聽眾更容易理解他的演講. 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 直到你失去健康的時候,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(迷戀,上癮) 許多學(xué)生對電腦游戲上癮. Many students are addicted to computer games. 他是一個酗酒的人. 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: 上了癮的人 film addict電影迷,This means that after a while your body becomes accustomed to having nicotine in it. 我習(xí)慣了這么早起床進(jìn)行晨練。 Im accustomed to getting up so early to do morning exercise. 習(xí)慣了登險(xiǎn)峻的山,他毫不費(fèi)力地登上了山頂. _climbing the steep mountain, he had no difficulty reaching the top.,Accustomed to,look forward to / get down to /