Sea turtles are found in all warm waters throughout the world. Sea turtles are the___36____ of the turtles. The largest kind of sea turtle can grow as long as eight feet and ___37___ 1,500 pounds. Even the smallest kind, Kemp’s-Ridley, can ___38___ to 28 inches long and weigh almost 100 pounds. Many other turtles are small enough to___39___ in your hand. It is difficult to find population numbers for sea turtles because they do not___40____ shore once they hatch and reach the ocean, which makes it hard to ___41___ them. Sea turtles___42___ in the water because they are safer there. They cannot___43___ their heads and feet into their shells like other turtles can. Sea turtles cannot hide inside their shells __44___ other animals that want to eat them. They need to move quickly to stay safe.

When the weather ___45___ warm, sea turtles leave the ocean to___46___ their eggs on the beach. This is the only time they will ever leave the water. Most___47____ turtles spend part of the time in water___48___ part of the time on land. It is easy to understand___49____ sea turtles stay in the water. Their___50___ to swim is greater than their ability to walk. Their heavy bodies and unusual feet make it hard for them to ___51___ on land. They are better___52___ for life in the water. They are well suited for life in the sea because of__53___ their bodies are made.

The way their feet are made helps sea turtles swim very quickly. Their feet look like long __54___. When they swim, they flap their feet like a bird flaps its wings. This ___55___ way of swimming benefits sea turtles. It allows them to escape from their enemies.

36.　 A.　 dwarfs　　　　　　　 B.　 giants　　　　　　　　 C.　　　 mammals D.　 ancestors

37.　 A.　 measure　　　　　　 B.　 weigh　　　　　　　　 C.　　　 sell D.　 sound

38.　 A.　 grow up　　　　　　 B.　 bring up　　　　　　　 C.　　　 take up D.　 go up

39.　 A.　 suit　　　　　　　　　　 B.　 fit 　　　　　　　　　 C.　　　 match D.　 seize

40.　 A.　 go to　　　　　　　　　 B.　 turn to　　　　　　　　 C.　　　 back to D.　 return to

41.　 A.　 keep up with B.　 keep track of C.　　　 keep in touch with D.　 keep to

42.　 A.　 swim B.　 hide　　　　　　　　　　 C.　　　 sleep D.　 stay

43.　 A.　 push B.　 draw 　　　　　　　 C.　　　 drag D.　 pull

44.　 A.　 away　　　　　　　　 B.　 from　　　　　　　　　 C.　　　 for D.　 to

45.　 A.　 becomes　　　　　　 B.　 turns　　　　　　　　　 C.　　　 changes D.　 leads

46.　 A.　 lay B.　 lie　　　　　　　　　　　 C.　　　 laid D.　 lain

47.　 A.　 the other　　　　　　 B.　 another 　　　　　 C.　　　 other D.　 others’

48.　 A.　 but　　　　　　　　　　 B.　 and　　　　　　　　　　 C.　　　 or D.　 so

49.　 A.　 when　　　　　　　　 B.　 where　 　　　　　 C.　　　 why D.　 as

50.　 A.　 technique　 　　　 B.　 talent　　　　　　　　　 C.　　　 ability D.　 opportunity

51.　 A.　 walk　　　　　　　　　 B.　 travel　　　　　　　　　 C.　　　 wander D.　 play

52.　 A.　 adopted　　　　　　　 B.　 adapted　　　　　　　 C.　　　 adequate D.　 admitted

53.　 A.　 the way B.　 the manner C.　　　 the method 　　　　 D.　 the shape

54.　 A.　 paddles B.　 sticks　　　　　　　　 C.　　　 wings D.　 tails

55.　 A.　 abnormal B.　 unusual C. ordinary D.　 unbelievable

　　Tianjin Bicycle Factory will export 800000“Flying Pigeon”bicycles this year. Of this year's exports, 100000 will go to the United States.

　　As one of the three main bicycle factories in China, the factory exported 550000 bicycles to more than 50 countries and regions in 1987. Its output was 3.5 million in that year, being first in the country.

　　Beginning in this year the factory can take up? export trade directly, with permission from the municipal government.

　　The factory is making preparations to set up production centers in foreign countries.

(1) This passage is mainly about ________.

[　　]

A．China's bicycle production

B．bicycle exports

C．the exports to the U.S.

D．the three main bicycle factories

(2) There will be 100000 bikes going to the United States, taking ________.

[　　]

(3) This passage is likely taken from ________.

[　　]

(4) What does the underlined phrase“take up”mean?

[　　]

(5) Then the next step to be taken by the factory is ________.

[　　]

A．to take up export trade directly

B．to set up production centers abroad

C．to make another kind of bicycle

D．to change bicycles with other countries