九年級(jí)上 Unit3 Teenagers should be allowed to choose their own clothes教學(xué)復(fù)習(xí)資料
enough to eat . in the
rich part , a lot of people eat too much . in one part , child starve
（餓死）and in the other ,
a lot of people get fatter and fatter and have to go on diets （吃特別飲食）, or
do special
exercises in order to lose weight.
the poorer countries have special problems . sometimes the land is too
poor to grow
anything on . the land can be improved （改善）, but a lot of things must be
done first . the
people must be educated an water must be found.
but rich countries have problems , too . there are not always pleasant
places to live in .
sometimes the air is too dirty to breathe , and the rivers are too dirty
to swim in or to take
water from . the roads are too crowded to drive along . large numbers of
people do not have
decent （象樣的）housed to live in . some things will have to be done about
these problems .
the air and the river will have to be cleaned , and more houses will have
to be built.
answer the questions :
1. what’s the difference between the two parts ?
___________________________
2. do the poorer countries have many problems ? what for example ?
___________________________
3. can anything be done about it ?
___________________________
4. what must be done , for example ?
___________________________
5. can all this be done easily ?
___________________________
【試題答案】
被動(dòng)語(yǔ)態(tài)專項(xiàng)練習(xí)：
一. 1－5 bcbac 6－10 acdbd
11－15 dbdac 16－20 abacd