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阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入的空白处的最佳选项，并从答题卡上将该选项涂黑。
You have waited 45 minutes for the valuable 10 minutes’ break between classes. But when the bell for the next class rings, you can’t 36 how quickly time has passed.
If you are familiar with this 37 , you’ll know how time flies when you are having fun-and 38 when you are bored. Now scientists have 39 a reason why this is the case.
Scans have shown that patterns of activity in the brain 40 according to how we focus on a task. When we are 41 , we concentrate more on how time is passing. And this makes our brains 42 the clock is ticking more slowly.
In an experiment 43 by a French laboratory, 12 volunteers watched an image 44
researchers monitored their brain activity.
The volunteers were told to 45 concentrate on how long an image appeared for, then
46 the color of the image, and thirdly, study both duration and color. The results showed that 47 was more active when the volunteers paid 48 subjects.
It is thought that if the brain is 49 focusing on many aspects of a task, it has to 50 its resources, and pays less attention to the clock. 51 , time passes without us really 52 it, and seems to go quickly. If the brain is not so active, it concentrates its 53 energies on monitoring the passing of time. 54 , time seems to drag.
Next time you feel bored 55 , perhaps you should pay more attention to what the teacher is saying!
A．guess B．learn C．believe D．doubt
A．view B．point C．scene D．experience
A．drags B．stops C．backs D．gains
A．thought over B．made up C．suggested D．come up with
A．change B．develop C．grow D．slow
A．sleepy B．bored C．excited D．active
A．report B．think C．decide D．see
A．produced B．carried C．tried D．performed
A．so B．when C．while D．but
A．partly B．quickly C．how D．first
A．remember B．focus on C．forget D．tell apart
A．the researchers B．the experiment C．the clock D．the brain
A．much attention to B．more attention to
C．attention to many D．attention to more
A．busy B．likely C．ready D．sure
A．focus B．gather C．reach D．spread
A．However B．Furthermore C．Therefore D．Finally
A．recognizing B．watching C．noticing D．counting
A．enough B．full C．right D．proper
A．In fact B．As a result C．For example D．Instead
A．in class B．with work C．in mind D．of lessons
查看习题详情和答案>>A car needs gas to run and your body also needs food to work for you. Eating the right kind of food is very important. It can help your body grow strong to take care of what you eat.
There are four main food groups altogether. The dairy group has food like milk, cheese and sour milk. The other three groups are the meat and fish group, the fruit and vegetable group, and the bread and rice group. Each meal should have at least one food from all four main groups. With all these food together, you will be given enough energy during the day.
It is easy to get into bad eating habits. You may eat your breakfast in a hurry to get to school on time. Or you may not have time for a good lunch. It may seem easy to finish your supper with fish and chips all the time. But you will find yourself tired in these days and you can not think quickly.
Watching what you eat will help keep your body healthy and strong. It is also good to take some exercise. It will help you eat more if you take a walk or play games in the open air. Having a good eating habit with some exercise is the key to your health.
1.. Which of the following diets do you think is the best one?
A. Eggs, tomatoes and chicken.
B. Milk, bread, cabbages and beef.
C. Corn, fish, cream and pork.
D. Rice, beancurd（豆腐）, apples, fish and chicken.
2.. In this passage the writer mainly tells us that _____.
A. every person needs food to grow well
B taking exercise can keep your body strong
C. the right kind of food with exercise will keep you healthy
D. enough energy helps people think more quickly
3.. The underlined word “dairy” in the second passage means _____.
A. the food made out of cows such as milk and butter
B. she shop that sells milk and butter
C. a farm where cows are kept
D. a place where milk products are made.
4.. The best title for this passage is _____.
A. The Four Food Groups B. A Healthy Diet
C. Your Body And Food D. Food And Your Health
查看习题详情和答案>>
You have waited 45 minutes for the valuable 10 minutes’ break between classes. But when the bell for the next class rings, you can’t 36 how quickly time has passed.
If you are familiar with this 37 , you’ll know how time flies when you are having fun-and 38 when you are bored. Now scientists have 39 a reason why this is the case.
Scans have shown that patterns of activity in the brain 40 according to how we focus on a task. When we are 41 , we concentrate more on how time is passing. And this makes our brains 42 the clock is ticking more slowly.
In an experiment 43 by a French laboratory, 12 volunteers watched an image 44
researchers monitored their brain activity.
The volunteers were told to 45 concentrate on how long an image appeared for, then
46 the color of the image, and thirdly, study both duration and color. The results showed that 47 was more active when the volunteers paid 48 subjects.
It is thought that if the brain is 49 focusing on many aspects of a task, it has to 50 its resources, and pays less attention to the clock. 51 , time passes without us really 52 it, and seems to go quickly. If the brain is not so active, it concentrates its 53 energies on monitoring the passing of time. 54 , time seems to drag.
Next time you feel bored 55 , perhaps you should pay more attention to what the teacher is saying!
36．A．guess B．learn C．believe D．doubt
37．A．view B．point C．scene D．experience
38．A．drags B．stops C．backs D．gains
39．A．thought over B．made up C．suggested D．come up with
40．A．change B．develop C．grow D．slow
41．A．sleepy B．bored C．excited D．active
42．A．report B．think C．decide D．see
43．A．produced B．carried C．tried D．performed
44．A．so B．when C．while D．but
45．A．partly B．quickly C．how D．first
46．A．remember B．focus on C．forget D．tell apart
47．A．the researchers B．the experiment C．the clock D．the brain
48．A．much attention to B．more attention to
C．attention to many D．attention to more
49．A．busy B．likely C．ready D．sure
50．A．focus B．gather C．reach D．spread
51．A．However B．Furthermore C．Therefore D．Finally
52．A．recognizing B．watching C．noticing D．counting
53．A．enough B．full C．right D．proper
54．A．In fact B．As a result C．For example D．Instead
55．A．in class B．with work C．in mind D．of lessons
查看习题详情和答案>>阅读下面短文，掌握其大意，然后从36—55各题所给的四个选项（A、B、C和D）中，选出最佳选项。
Our area was just a few miles from the largest wildfire in Colorado’s history. We were on “evacuation alert (疏散警报)”. If we got the 36 to evacuate, we would have to leave immediately.
We 37 suitcases with some clothes and set them by the door. We didn’t 38 these things were valuable, but time was. We moved the computers, with which I wrote for newspapers and made a 39 . We took family pictures off the 40 and packed them in boxes. w_w w. k#s5_u.c o*m
Then we took a hard look at all that 41 . There was a lamp that belonged to my great grandmother. It was a 42 to my family. And there was the piano my wife Bev 43 to play when she was a little girl. Not of great 44 in itself, but another family connection.
The thought of 45 something passed down from our families saddened me deeply, 46 I’d never been much attached to things. It’s about what they 47 －family and love. They each had a(n) 48 to tell, and some of them spoke in the 49 of our parents and grandparents. w_w w. k#s5_u.c o*m
The fire 50 reached our home. We were lucky. And though I felt grateful that all was 51 , I also realized just how fortunate I had been 52 . I saw just how rich my life had been. Someone 53 said, “There are people so poor that the only thing they have is money.” And now I 54 . I was indeed rich. I was rich in family, rich in memories, rich in everything that really 55 .
I wonder if there is any other kind of wealth worth seeking.
A．answer B．call C．chance D．task
A．sold B．bought C．searched D．packed w
A．worry B．care C．think D．doubt
A．mark B．living C．sign D．plan
A．walls B．ceilings C．windows D．albums
A．left B．burnt C．remained D．unmoved
A．present B．connection C．symbol D．treasure
A．learned B．agreed C．forgot D．refused
A．quality B．taste C．value D．sense
A．knocking out B．picking out C．giving away D．leaving behind w 5 m
A．but B．unless C．even though D．or
A．contained B．included C．represented D．gathered
A．idea B．lie C．right D．story
A．sounds B．voices C．speeds D．feelings
A．never B．once C．seldom D．finally
A．returned B．spared C．stopped D．found
A．in another way B．in return C．at last D．at most
A．curiously B．accidentally C．wisely D．coldly
A．promised B．knew C．announced D．thanked w
A．affects B．desires C．helps D．counts
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