【单选题】
槽道内光纤连接线拐弯处的曲率半径不小于（ ）mm___
A. 28～30
B. 50～62
C. 10～12
D. 38～40
E.
F.
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答案
B
解析
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测试网络时，经常会用到ping命令，我们现在想从PC上持续观察ping对端网络的结果，也就是我们平时所说的“长ping”，请问要用到ping命令中的哪个参数（ ）。___
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测试直通连线时，主测试仪的指示灯应该从1到8逐个顺序闪亮，而远程测试端的指示灯也应该按 ( ) 顺序闪亮。如果是这种现象，说明直通线的连通性没问题，否则就得重做___
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1___
A. She is going to have a lot of vanilla icecream.
B. She won the pelling competition at her school.
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【单选题】
2___
A. His family moved to Sacramento to settle down.
B. His family bought him a new suit and a new tie.
C. He went to Sacramento for a spelling competition.
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3___
A. Tomake him feel better after he lost the first prize.
B. To apologize for not buying him some ice cream.
C. To wish him good luck in the next competition.
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1___
A. Superstitions and science.
B. Tips on how to have good luck.
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2___
A. Walking under a ladder.
B. Dreaming of a black cat.
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D. Stepping on one's own shadow.
【单选题】
3___
A. Because black cats look like witches.
B. Because black cats were thought to be witches.
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4___
A. Breaking a mirror on purpose.
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1___
A. Read J. K. Rowling's first book.
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3___
A. She won't write any more books.
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【单选题】
4___
A. J. K. Rowling's secret.
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1___
A. He broke the milk bottle.
B. He fell down on the floor.
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D. He spilled the milk over the kichcn floor.
【单选题】
2___
A. Ѕhе gаvе hіm а lоng leсture.
B. She shouted at him in anger.
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D. She cleaned up the mess with him.
【单选题】
3___
A. How to do an experiment.
B. How to carry amilk bottle.
C. How to clean up spilled milk.
D. How to avoid making mistakes.
【单选题】
4___
A. Mistakes can become learning opportunities.
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D. One should try to avoid making mistakes.
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1___
A. Because he likes the sunny weather,
B. Because he wants to challenge himself.
C. Because it can help solve his sleeping problem.
D. Because it can help him forget all his troubles.
【单选题】
2___
A. To go sailing.
B. To go surfing.
C. To go to the beach.
D. To go to her nephew's.
【单选题】
3___
A. Going to visit relatives.
B. Enjoying the warm sun on the beach.
C. Building sand castles with her niece and nephew.
D. Playing in the sand and jumping in the waves.
【单选题】
4___
A. Surfing in the sea.
B. Collecting seashells.
C. Building sand castles.
D. Jumping in thewaves.
【单选题】
2___
A. People aged 16to 24.
B. People aged 25 to 34.
C. People aged 16 and over.
D. People aged 55 and over.
【单选题】
3___
A. People aged16 to 24 preferred listening to music most.
B. more popularB It was geting more andamong the Bish people.
C. Trwas the third most popular ativity among people aged 55 and over.
D. People aged 25 to 34 listened to musicmore often than those aged 16 to 24.
【单选题】
4___
A. Older people go out to pubs more often.
B. Younger people go to the cinema less frequently.
C. Older people spend more time reading and gardening.
D. Younger people spend less time visiting friends and family.
【单选题】
3___
A. She can either read or rest a little on the train.
B. She can read and respond to emails on the train.
C. She can travel to many different parts of the city.
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【单选题】
4___
A. He can take the train to the old part of the city.
B. He can save a lot of money when he takes the train.
C. He can save 20 minutes to go to work with the train.
D. Hecan take the train to the airpor insted of driving.
【单选题】
1___
A. About an hour.
B. More than an hour.
C. About half an hour.
D. More than one and a half hours.
【单选题】
2___
A. More and more Americans spend over an hour getting to work.
B. Over 10 percent of Americans spend less than an hour getting to work.
C. Only New York people spend more than 90 minutes getting to work.
D. Over 10 percent of Americans spend more than 90 minutes getting to work.
【单选题】
3___
A. Because gas prices are not high.
B. Because the commute is not tiring.
C. Because he can attend a better school.
D. Because he can have his favorite lifestyle.
【单选题】
4___
A. Traffic jams.
B. Expensive housing.
C. Poorer life quality.
D. A tiring and boring trip.
【单选题】
1___
A. She liked playing an interesting game.
B. She enjoyed seeing many of her old friends.
C. She enjoyed wearing her Halloween costume.
D. She liked the decorations in Jason's front yard.
【单选题】
2___
A. None of her friends likes Jason.
B. None of Jason's guests is young.
C. She wants to go to Linda's party.
D. She went to Jason's party last year.
【单选题】
3___
A. The party will last four hours.
B. Six people will attend the party.
C. They will have huge bags of candy.
D. They will play a new game called Guess Who"
