必修3第四單元A visit to the moon導學案
on the moon
task 2: careful reading
get the students to read the passage again carefully and underline the useful expressions.
1. li yanping explained to me that the force of gravity would change three times on our journey…
2. i cheered up immediately and floated weihttlessly…
3. last month i was lucky enough to have a chance to make a trip …
4. ‘walking close need a bit of practice now that gravity has changed.’
task 3 language points
1. twice as far as表示倍數，
例句:
the road is twice as wide as that road.
這條路是那條路的兩倍寬。
相關鏈接:
此類相似結構還有:倍數+比較級;倍數+what;倍數+抽象名詞等。例如:
what i get is twice more than mr wang.
我所得比王先生多兩倍。
the room is twice the size of my brother’s room.
這屋子是我哥哥屋子的兩倍大。
2. break out 戰爭（火災等不愉快事情）發生
例句:
several scuffles broke out in the crowd.
人群中發生了幾場混戰。
when the fire broke out,many workers had escaped.
火災發生時，很多工人早已逃走了。
相關鏈接:
break in 打斷，侵入，打岔
break up 拆散，打碎
break down 分解，不成功，毀壞
break into 闖入;破門而入
break through 突破（障礙），顯現
break away from 逃走，從……中脫離
隨堂檢測
根據首字母提示，填寫所缺單詞的正確形式。
1.the bird flu was s in the city.
2.the crowds c up when they saw the team arrive.
3.the stone rolled down the hill by the g .
4.o is meccessary for all forms of life.
5.the enemy boat was f aimlessly on the sea.
單項填空
1. the house rent is expensive.i have got about half the space i had at home and i am paying ______ here.
a.as 3 times muchb.as much three times
c.much as 3 timesd.3 times as much
2. in dry weather the flowers will have to be watered if they _____.
a.have survived b.are to survivec.would survive d.will survive
3. _____ your father have bought a new bike for you,it’s no use going to the shop to buy another one.
a.now that b.althoughc.after all d.because of
4. the heavy rain _____ us visiting the attractive lake,but we didn’t _____.
a.prevented;lose the heartb.prevented;lose heart
c.kept;lose the heartd.kept;lose the heart
homework
read the text.
revise the useful expressions.