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one part is rich and the other is poor . In the poor part , a lot of people never get
enough to eat . In the rich part , a lot of people eat too much . In one part , child
starve (饿死)and in the other , a lot of people get fatter and fatter and have to
go on diets (吃特别饮食), or do special exercises in order to lose weigt.
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 (象样的)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 ?
___________________________
You have probably heard the expression，“It’s raining cats and dogs outside．”That means16 it，S raining very hard I not that 17 cats and dogs are falling from the 18 ．However，one day in June，1882，it really did rain 19 over Dubuque，Iowa．The frogs 20 falling along with hailstones(冰雹)during a 21 storm．
Hail is formed when drops of rainwater are 22 by heavy winds and are carried high up into the air．There the raindrops become frozen．Many drops may freeze 23 to form balls of ice；these ice balls，or hailstones，then 24 to earth．
During the storm in Dubuque，the strong winds lifted small frogs from nearby ponds(池塘) 25 the air along with raindrops．When some of these frogs became covered with ice，both hailstones and“frog-stones”fell onto the ground．
16．A．that B．how C．why D．if
17．A．careless B．
blind C．dead D．real
18．A．hill B．tower C．sky D．building
19．A．cats B．frogs C．dogs D．birds
20．A．stopped B．enjoyed C．began D．forgot
21．A．popular B．terrible C．weekly D．common
22．A．divided B．added C．changed D．caught
23．A．together B．alone C．so D．almost
24．A．hold B．lose C．keep D．fall
25．A．from B．into C．after D．by
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Strange things happen when you travel, because the earth is divided into twenty-four zones (时区). The time difference between two zones is one hour. You can have days with more than twenty-four hours and days with fewer than twenty- four hours. You can have weeks with more than seven days and weeks with fewer than seven days.
If you make a five-day trip (旅行) across the Atlantic Ocean (大西洋) , your ship come into a different time zone every day. As you come into each zone, the time changes one hour. If you travel west, you set your watch back. If you travel east, you set it ahead (向前). Each day of your trip has either twenty-five or twenty-three hours.
If you make a trip by ship across the Pacific Ocean (太平洋) , you cross the International Date Line(国际日期变更线). This is the point where a new day begins when you cross the line, you change one full day. If you travel east, today becomes yesterday, if you travel west it is tomorrow.
66. Something interesting will happen to the time if you travel because .
A. a day has always fewer than twenty-four hours
B. a day has always more than twenty- four hours
C. a day has more or f ewer than twenty-four hours,
D. some time zones are large and some time zones are small
67. The time difference between two time zones is .
A. twenty-four hours B. one hour
C. two hours D. twenty-three hours
68. If we cross the Atlantic Ocean, we .
A. change one full day B. set our watch back
C. set our watch ahead D. set our watch back or ahead
69. If we travel east across the International Date Line on July 5th, the date becomes July .
A. 3rd B. 4th C. 5th D. 6th
70. The Atlantic Ocean .
A. is in one time zone B. is divided into twenty-four zones
C. is divided into five time zones D. can not be crossed in five days
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