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　　DC Hilton was one of the first American to find out that there was money to be made in the middle of the night. 42 years ago be bought a small __1___on US highway 69, in Oklahoma. His___2___customers were truck drivers and___3___salesmen who drank coffee and ate cheese-burgers when they stopped to___4___their journey.

　　It was they who first tried to____5____Hilton to remain open all night. He thought about it for a while, and then suddenly made up his___6____. He took the door key and threw it across the road. He hasn't closed the door____7___.

　　Over the years his simple cafe expanded into a 24-hour roadside ____8___,with a 100-seat restaurant, a petrol station, a mini shopping market, a car ___9___for mobile homes and all-night selfhelp laundry（洗衣店）.

　　Hilton was a ___10__in a 24-hour working trend which has now ___11___ around the world. Today not only restaurants but also hanks, supermarkets, mail-order ___12___and many other businesses are___13___to be open all night. But is this really a good thing?

　　A lot of ____14____has been done in America on the effect of 24-hour working and there is growing ___15____about the long term dangers of society that doesn't sleep.

　　Americans are said to be___16___20％ less than they did 100 years ago, and 55％ claim to __17___at least occasionally from overtiredness. ___18____of the worst man-made accidents happened in the last few hours before ___19___, when even the most experienced night-worker has difficult____20____awake.　　

When your kids were six or seven, you sent them to school. Did you ever wonder what goes through a teacher's　 __36__　 as he or she tries to teach your kids? Did you ever wonder what the teacher　 __37__　 from you，the parents?

Parents can be　 __38__　 or suspicious. They can be of great help to the teacher　 __39__ be in need of help themselves. Some teachers think parents are too　 __40__　 on their children. Here is　 __41__　 one teacher puts it.

“I usually have the　 __42__　 of parents coming in and 　__43__　 me how much they care about the kids' education and how they really　 __44__ their kids. They tell me they stand and　 __45__　 them closely when they do their homework. Sometimes they　 __46__　 offer help with the kids' lessons as if they were teachers. They check their school work, and are too sensitive to　 __47__. They blame the kids on everything having to do　 __48__ school. When a parent asks me how his or her kid is getting on in my class, my answer usually is‘Well, you know，he is　 __49__　 a good kid. He is fine in my class. Maybe you don't have to be so　 __50__　 with your kid.’”

Teachers want parents to know that they are professionals at　 __51__　 with children. They have　 __52__　 many children and even parents. Because of this, teachers can be　 __53__　 at educating children. Teachers are　 __54__　 that parents want their children to do well, but they know more about what children should be able to do at different ages and　 __55__.

36．A.heart　　 　　　 B．mind　 　C．soul　　　 　 D．spirit

37．A.reflects 　 B．results C．benefits D．expects

38．A.effective B．attentive C．supportive 　 D．positive

39．A.but　 B．or C．thus 　　 D．as

40．A.hard B．keen C．dependent 　　 D．crazy

41．A.where 　　 B．how C．when 　 D．why

42．A.problems B．contracts C．accidents 　　 D．agreements

43．A.advising　 B．examining C．telling　 D．instructing

44．A.help with B．deal with C．make up　 　　 D．give up

45．A.connect 　 B．guide C．watch 　 D．inspire

46．A.even B．already C．still 　　　 D．merely

47．A.marks　 　 B．efforts C．pains 　　 D．words

48．A.at　 　 B．beyond C．in D．with

49．A.nearly 　　 B．really C．seldom　 　　　 D．hardly

50．A.satisfied　 B．careful C．strict 　　 D．cautious

51．A.working 　 B．playing C．staying D．joking

52．A.fed 　 B．observed C．attended 　　　 D．greeted

53．A.pleased 　 B．worried C．disappointed D．experienced

54．A.content 　 B．doubtful C．aware 　 D．suspicious

55．A.stages 　　 B．classes C．schools D．projects

The heavy snow stopped the farmers ______ in the fields.

　 A. working 　 B. work  C. to work 　 D. works

Lucy’s new job paid twice as much as she had made　　　　 in the restaurant.?

A.working　　　　　 B.work　　　　　　　

C.to work　　　　　 D.worked

He kept on smoking; nothing the doctor did to stop him __________ .

A. working　　 B. worked　 C. work　 D. works