四川省宜宾市南溪二中高二英语必修四《Module 4 Great scientists》预习学案课题Great Scientists课时0.5 课时预习目标预习导学Step I. Challenge New Words（挑战新词）:Try your best to remember the new words of this lesson and challenge your ability.Group A爆炸主要的人物教育（v.）绰号[农业种原来的，最初的出版突破（n.）支持产量Group Bconvert[exportagriculturalreplacequantityqualitydiagnose[brilliantcareerbrief[physicalpersonal[Step II. Phrases Union(短语联盟):Try your best to collect as many phrases as possible after reading the passage s in this module.[[Step III. Reading In Heart(读在心间)1.Read the passage carefully and finish the Exercises which are connected with the text.___________________________________________________________________________________[ 2.Read th e p assage again and fill in the blanks according to it: （1）In the ______________ world , the Chinese Scientist ,Yuan Longping , is a leading figure . He was born in a poor farmer’s family in 1931. In 1953 he ______________ Southwest Agriculture College. Since 1953, he has ______________ finding ways to grow more and more rice .He______________ different types of rice. In 1970 he discovered a new 1hybrid rice by crossing different species of rice plant. This hybrid rice could produce a higher______________ than either of the original plants. ______________ his discoveries , Chinese rice production ______________ 47.5 percent in the 1990’s.Although he has been ______________ , he still keeps time for his hobbies such as playing violin , swimming and reading.（2）From an early age he ______________ plants. He studied agriculture in college and as a young teacher he began experiments______________. He thought that ______________ feeding people was to have more rice and to ________________ it more quickly. He though t there was only one way to do this--by_______________ different species of rice plant, and then he could produce a new plant which could give a higher _________________ than either of the __________________ plants.Step IV. Easy Points vs My Dictionary(玩转词典)1. escape:词性 __________ 词义 __________________________短语 __________________________________典句 ___________________________________________________________________________________________________________________________________________2. replace :词性 __________ [词义 __________________________短语 __________________________________典句 [___________________________________________________________________________________________________________________________________________StepV. Thought Zone（反思空间）:________________________________________________________________________________________________________________________________________________________________ _______________________________________________2
