外研版必修3 Module4復習學案
module four
sandstorms in asia
reading and vocabulary
step 1 pre-reading
a. look at the photo and answer the following questions.
1. get ss to come up with as many words as possible
while looking at the picture.
2. what is happening?
3. what is the cyclist wearing and why?
4. what do you think happened to traffic in this situation?
why?
5. what do you think experts advise people to do in this
situation?
b. predication
if you are to write the article named “sandstorms in asia”, how many parts will you include in it? what will you write in each part?
step 2 while-reading
a. skimming and scanning
read the passage quickly and fill in the diagram with one proper word.
part 1(para1) d__________
part 2(para2-5) c_______
d_______
s_______
i________
s________
part 3(para.6) m________
b. detailed reading
1)read the passage carefully and answer the following question.
1 what are sandstorms?
2 in what places do they often happen?
3 what does ren jianbo’s example tell us?
4 are there sandstorms in china? where?
5 have sandstorms in china increased or decreased recently? why?
6 why does traffic move slowly during the sandstorm?
7 what does the government do to protect beijing from sandstorms?
2) read the passage carefully and then fill in the chart with suitable words.
parts content details
1 major disaster
2 description
cause
influence
suggestion
3 measures
step 3 post-reading
a. decide if the following statements are true ( t ) or false( f ).
①scientists have tried many ways to deal with sandstorms
②land becomes desert only because people cut down trees and dig up grass.
③the chinese central west station can not forecast sandstorm before it comes.
④the desert is 25o kilometers away to the west of beijing. so there is no need to take some measures.
⑤ southwest china is part of the sandstorm center in central asia.
b. read the text again and complete the following sentences
1.the winds in a sandstorm can sometimes______________________________
2.when ren jianbo was living in inner mongolia ______________________________