1、Lesson 4Dont Smoke, Please!,Warming up,List of the serious diseases in the world today,Why do people get ill? What should we do to stay healthy?,New words,smoke v. 吸煙 harmful adj. 有害的 public adj. 公共的 law n. 法律 whenever conj 無論何時 risk n. 危險 somebody pron. 有人 disease n. 疾病 lung n. 肺 breathe v. 呼吸 ciga

2、rette n. 香煙,Listen and write T or F,( )1. Smoking can cause diseases of the heart and lungs. ( )2. If you smoke, you can also harm the people around you. ( )3. We should encourage our family members to give up smoking.,T,T,T,Read and Finish Lets Do It 1 on Page 9,Language notes,1. Smoking is also ba

3、d for your heart. 抽煙對你的心臟有害。 1）be bad for sth. /sb. “對某人或某物有害”, 也可以用be harmful to sth. /sb. 或do harm to sb.。例： Smoking is bad for your health. =Smoking is harmful to your health. =Smoking does harm to your health.,2）smoking是動名詞。動名詞是英語中動詞的非謂語形式的一種，起名詞的作用。在動名詞的短語中，動名詞還保留動詞的屬性，如可以帶自己的賓語、狀語等。動名詞做主語的幾種類型

4、： 直接位于句首做主語。 Swimming is a good sport in summer. 在夏天，游泳是一項好的體育運(yùn)動。 用it作形式主語，把動名詞（真正的主語）至于句末作后置主語。 It is no use telling him not to worry. 告訴他不用擔(dān)心是沒有用的。,2. Every year, millions of people around the world die as a result of smoking. 每年，全世界有數(shù)以百萬的人由于吸煙而死亡。 1）million, thousand, hundred, billion等詞，表示概數(shù)時，加“s

5、”，跟of連用；在與具體數(shù)字連用時，不加“s”，也不跟of連詞。 Thousands of people visit the island every year. 2) as a result of相當(dāng)于because of，后跟名詞或代詞。,達(dá) 標(biāo) 測 評,I. 根據(jù)漢語提示完成句子 1.Lets stop working and have a _（煙）. 2._（疾?。﹊s usually terrible to us. 3.Nothing could make me turn _（反對）my country. 1.smoke 2. Disease 3.against,II. 翻譯句子 1. 吸煙會引起心臟病和肺病。 Smoking can cause _ _ the heart and lungs. 2. 如果你的家人吸煙，鼓勵他們戒煙。 If your family members smoke _ them _ stop smoking. 3. 現(xiàn)在在公共場合吸煙是違反法律的。 Smoking in public places _ now _ the law. 4. 不要養(yǎng)成吸煙的習(xí)慣。 Dont _