九年级英语上册_Lesson_29_Don’t_smoke__please_课件_冀教版.ppt

Smoking leads to lung disease.吸烟导致肺病。 Smoking is also gad for your heart. 抽烟对你的心脏有害。 be bad for sth. /sb. “有害于某人或某物” 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. She has got a cold. She is going to sneeze ! This little boy has a bad fever.  plenty of很多的，足够的，既能修饰可数名词，又能修饰不可数名词。 The room contained plenty of students. There is plenty of furniture in the shop. 【拓展】： 同义词组a lot of, lots of 提示： plenty of, a lot of, lots of等词组做主语时，谓语动词要根据主语是可数或不可数名词决定单复数形式。如： There are a lot of people in that room. There is lots of rice in the bag. Language notes He’s been away for three days now. 他离开学校三天了。 be away from +地点，从哪里离开，表示状态可以和时间段连用。 leave+地点，离开某地，结束性动词，不可以和时间段连用。 He left Beijng last Monday. 他上一周离开了北京。 He has been away from Beijing for a week. 他离开北京一周了。 leave for+地点，离开去某处 They left for Shanghai yesterday. 他们昨天离开去上海了。 短暂性动词与持续性动词 1.Come to… go to… be in / at… arrive in or at… 2.join the… be in +组织 　　　　　　　　　　　　 be a +member of 3.buy have 4.borrow keep 5.die be dead 6.leave… be away from 7.come here / go there be here / there 8. open/close be open/closed 她上星期到了上海。她到上海一周了。 She arrived in Shanghai last week. She has been in Shanghai for a week. 我在2001年入了党。我入党10年了。 I joined the Party in 2001. I have been a member of the Party for 10 years. 他2009年死的。他死了两年了。 He died in 2009. He has been dead for two years. He must be ill. 他一定是病了。 must表示推测“一定”,只可以用于肯定句中， 在变为否定句和疑问句中需换用can.例如: He must be in the reading room now. He must be travelling abroad. The light is on. He must be at home. 灯亮着，他一定在家。 Can he be ill? He can’t be ill. School is more fun when Danny is here. 丹尼在的时候，学校生活更有趣。 fun是不可数