英语选择性必修 第二册Unit 1 Science and Scientists课前预习ppt课件

这是一份英语选择性必修 第二册Unit 1 Science and Scientists课前预习ppt课件，共17页。PPT课件主要包含了microscope，brilliant，solid，theory，astronomer，gifted，findings，what，how，why等内容，欢迎下载使用。
Unit 1 SCIENCE AND SCIENTISTS
Cmplete the passage with the crrect frms f the wrds belw.
The scientist’s main task is t discver hw things wrk in the universe. But few scientists have placed themselves under the __________. S even thugh the _________ scientific methd, which mainly includes hyptheses, data cllectin, and statistical analysis, is
written dwn, the methd by which scientists cme t ___________ cnclusins is hard t identify. Tw f the essential qualities a scientist needs t have seem t be curisity and creativity. Peple wh are curius usually have a mixture f seemingly _____________ desires: They are lking fr riginality and yet they als want everything in its prper place. T settle the cnflict between statistics and ________, scientists ften have t be creative,
cntradictry
and think utside the bx — apprach the prblem frm different directins. They must have a vivid imaginatin and a strng intuitin in rder fr new _________ t be made. It eches smething the ___________ Carl Sagan nce said. He believes that every child “starts ut as a scientist” and every child is ________ with the “sense f wnder and awe”.
cme t slid cnclusins 得出确凿的结论be gifted with 有天赋sense f wnder and awe 好奇敬畏之感have a vivid imaginatin 有丰富的想象力have a strng intuitin 有很强的直觉have a mixture f 混合think utside the bx 跳出故有的思维模式
1. 由that, whether, as if / thugh引导的表语从句。如： The truble is that I have lst his address. The questin is whether they will g by plane r by train.It sunds as if / thugh smene is kncking at the dr.2. 由because和why引导的表语从句。如： This is because the weather here is cld and wet.（强调原因） That’s why Tny gt angry with me. （强调结果）
3. 由连接代词和连接副词引导的表语从句 引导表语从句的连接代词wh, whm, whse, what, which, whever, whatever, whichever在从句中充当主语、宾语、定语或表语；连接副词when, where, why, hw在从句中充当状语。如： He has becme what he wanted t be ten years ag. The questin is hw we can find the suitable man fr the jb.
【注意】1) 表语从句一律用陈述句的语序。2) 表语从句的引导词that无实际意义, 但不能省略。3) 表语从句只能用whether, 而不能用if 引导。4) The reasn … is because that … The reasn… is that… This / It / That is because…
Science is simply ________ yu can d. And ding science makes yu a scientist! S, what d scientists d? Actually, what matters is nt nly _______ they bserve in the wrld arund them and what questins they ask, but als ________ they use evidence r data t answer the questins. They identify useful data and take new measurements. Sme f the key issues that
Fill in each blank with a wrd r expressin that intrduces a predicative clause.
scientists face are ________ calculatins they d and _____ they analyse their data t draw cnclusins abut the questins they ask. The final issue, which many believe t be the mst imprtant, is ______ they need t cmmunicate their results. This is ___________ they want everyne t benefit frm their wrk! It seems _________ science is all arund us. Yu see, by ding science, scientists get a better understanding f the wrld arund them and share that understanding with the whle wrld.
What new ideas did yu learn abut science and scientists frm this unit?
interesting, tugh
determined, curageus
 What new vcabulary and structures did yu learn in this unit? Hw well can yu use them? Did yu use any f them in yur language activities?
 D yu think the “asking questins” strategy was useful in understanding the texts?
 What prblems did yu r yur friends have with this unit? Hw did yu slve the prblems? What advice did yu give each ther?
 Overall, I thught this unit was ◎ inspiring ◎interesting ◎s-s ◎difficult.
Revise the cntent f this unit.