英语：必修5 Unit 1《Great scientists》课件(新人教版).ppt

Retell the passage according to below: John Snow was a well-known ____ in London in the ___ century. He wanted to find the ______ of cholera in order to ______ it. In 1854 when a cholera ____ out, he began to gather information. He _____ on a map where all the dead people had lived and he found that many people who had drunk the dirty water from the ______ died. So he decided that the polluted water carried cholera. He suggested that the _____ of all water supply be _______ and new methods of ________ with polluted water be found. Finally, “King Cholera” was defeated. I: some key words 1.--so famous, expert, indeed, that he attended Queen Victoria as….. 1) to be present at, to go to 出席, 参加 ~a meeting , ~a ceremony, ~a funeral, ~ a lecture, ~school, ~church E.g. Your attendance (n.) at the meeting will be welcome. 2) to look after, care for, serve照顾，看护 Which doctor is attending (to/ on) you? There is a doctor in attendance on me. 4）attendance n. the act of attending 照顾 e.g There is a doctor in attendance. the number of people present 出席人数 e.g There was a large attendance at the concert. 音乐会听众很多 Exposing your skin to the sun often does you great harm. People ~d to radium are easy to catch cancer. deadly adv. 1. very极度;非常;十分: deadly serious 十分 认真 2. like death 死一般地: deadly pale 死一般苍白 6. …the cholera was so severe that more than 500 people had died in 10 days. 7. suggest vt. 建议, 提出, 使想起, 暗示 The first suggested that cholera multiplied…… The second suggested that people absorbed …… He suggested that the source of all water supplies be examined and new methods of dealing with polluted water be found. 1)建议,提议[+v-ing][+(that)][+wh-]I suggest our going to the park on Sunday. 我建议我们星期天去公园。 The dentist suggested that she (should) come another day. 牙医建议她改天再来。 2). 暗示;启发[+(that)]Her expression suggested pleasure. 她面露喜色。 II: some important phrases 1. It seem