人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists学案

这是一份人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists学案，共4页。

T read abut hw Jhn Snw defeated “King Chlera”
T wrk ut the stages f scientific research
3. T understand the imprtant rle f questining spirit in scientific research.
4. T slve the reading tasks by thinking lgically and cperating with peers.
1.Name sme famus scientists yu knw and share sme details abut them.
2. What is the main idea f the text?
3. What rder wuld yu put the seven stages in?
_____analyze the results
_____ask a questin
_____ draw a cnclusin
_____ cllect data
_____ find a prblem
_____ think f a methd
_____ find supprting evidence
4. Read the text quickly and find ut the answers t the fllwing questins.
1). What’s the purpse f the text?
2). What inspired Jhn Snw accrding t the first paragraph?
3). What’s the use f Jhn Snw’s map in his research?
4). Hw did Jhn Snw feel abut the cause f chlera after he finished the map?
5). Why was chlera called “King Chlera” in the text?
5： Read the passage again and cmplete the chart belw.
At was believed that chlera was caused by bad _1___r germs in___2__________（A）
Snw __3______the places where the peple wh _4___had lived.(B)
The __9__f the pump was remved.(E)
Many deaths ccurred near the ____5_______in Brad Street.(C)
Sme peple _6__drunk the water frm the pump, and lived.
A wman and her daughter died in anther part f Lndn after__7_.
The pump water carried _____8___(D)
6：Match the fllwing headers with the letters frm the chart abve. write A---E in the blanks.
cnclusin____________
evidence _____________
prcess_____________
slutin _____________
theries_____________
7： Answer the fllwing questins:
Jhn Snw believed idea 2 was right. Hw did he finally prve it?
D yu think Jhn Snw wuld have slved this prblem withut the map?
Chlera is a 19th century disease. What disease d yu think is similar t chlera tday?
8: Cnslidate what yu have learned by filling in the blanks:
Jhn Snw was a well-knwn _1___ in Lndn in the _2__ century. He wanted t find the _3_____ f chlera in rder t help peple ___4_____ it. In 1854 when a chlera __5__ Lndn, he began t gather infrmatin. He ___6__ n a map ___7___ all the dead peple had lived and he fund that many peple wh had ___8____ (drink) the dirty water frm the __9____ died. S he decided that the plluted water ___10____ chlera. He suggested that the ___11__ f all water supplies shuld be _12______ and new methds f dealing with ____13___ water be fund. Finally, “King Chlera” was __14_____.
11.
keys
1.Charles Darwin: he wrte a bk explaining hw animals and plants develped as the envirnment changed.
2. The text is mainly abut Jhn Snw and hw he defeated king chlera.
3.1) find a prblem 2). ask a questin 3). think f a methd 4). cllect data 5). analyze the results 6. find supprting evidence 7. draw a cnclusin
4.
T tell us hw Jhn Snw fund the cause f chlera and the cure fr it.
T destry Chlera nce and fr all.
T help him find the reasn f the chlera utbreak by marking the residences f all the patients.
Unsure; he suspected that the water pump was t blame. Thus, he needed mre supprting prf.
Because chlera was the mst deadly disease f its day.
5. keys: 1. air 2. fd r water 3. marked 4. died 5.water pump 6. had nt 7. mving away frm Brad Street 8. chlera germs 9. handle.
6.keys: 1—5: DCBEA
7.keys:
Jhn Snw finally prved his idea because he fund an utbreak that was clearly related t chlera, cllected infrmatin and was able t tie cases utside the area t the plluted water.
N. The map helped Jhn Snw rganize his ideas. He was able t identify thse husehlds that had had many deaths and check their water-drinking habits. He identified thse huses that had had n deaths and surveyed their drinking habits. The evidence clearly pinted t the plluted water being the cause.
SARS and Cvid-19 because they are bth deadly and fatally infectius, have an unknwn cause and need serius public health care t slve them urgently.
8. Keys: 1. dctr 2. 19th 3.cause 4.infected with 5.hit 6.marked 7.where 8.drunk
9.pump 10.carried 11.surce 12.examined 13.plluted 14.defeated