It should be noted that the ____ between marriage and the birth of the first child has lengthened since the early seventies.
A.cycle
B.contrast
C.interval
D.circle
A.cycle
B.contrast
C.interval
D.circle
A.study abroad
B.work abroad
C.pay for the debts
D.1earn to paint pictures
Researchers from Yale and the University of Connecticut followed 600 middle-schoolstudents as they developed from fifth to seventh grade, nothing their weight and if they had zerobreakfast, breakfast either at home or at school, or breakfast in both places. They found thatweight gain among second-breakfast eaters was no different from the average gain seen amongall students. Children who didn ’t eat breakfast, or ate it only sometimes, were more likely to beoverweight than double-breakfasters. It should be noted that only about one in ten children inthe study ate two breakfasts.
The study wasn’t designed to figure out why this might be true, but the researchers havesome theories: that people who don ’t eat breakfast (or any meal) might overeat later in the day,and that as people become obese, they tend to reduce calories (热量) by having no breakfast.
Yes, school breakfasts are more like a healthy snack(零食) than a full meal, and growingteens can eat a large amount of food. But if you ’re still not eating breakfast because you think itgives you more colories, you are not only mistaken, but you are also missing out one of life ’s greatpleasures.
What do we know about the research according to Paragraph 1?
A.It was about the effect of dinner on weight gain.
B.Its result was opposite to the author’s opinion.
C.It was done on overweight school children.
D.Its result might also be true of adults.
Which of the following is true according to Paragraph 2?A.About 90% of the children in the study had two breakfasts a day.
B.About 90% of the children in the study had one breakfast a day.
C.About 10% of the children in the study had two breakfasts a day.
D.About 10% of the children in the study had no breakfast at all.
What does the underlined word obese mean in Paragraph 3?A.Overweight.
B.Strong.
C.Tall.
D.Hungry.
According to the researchers, some people don’t eat breakfast because _____.A.they have no time
B.they prefer snacks
C.they want to keep fit
D.they want to eat more at lunch
What is the best title of this passage?A.Breakfast and School Performance
B.Breakfast and Weight Gain
C.Breakfast and Life Pleasure
D.Breakfast and Snacks
Psychologists deal with the mind and behavior. of people. Your mind consists of all your feelings, thoughts and ideas. It is the result of one part of the brain called the cerebrum. Your behavior. is the way you act or conduct yourself. Examples of behavior. include shouting, crying, laughing and sleeping.
Several people have been instrumental in the field of psychology. Whihelm Wundt set up the first psychological laboratory in Leipzig, Germany, in 1879. Ivan Pavlov, a Russian, is noted for his experiments with dogs in which he studies their reflexes(反射)and reactions. Around 1900, Sigmund Freud, stated his theory that people try to repress (control, hide) memories or thoughts that they believe were not good.
Psychologists should not be confused with psychiatrists who deal with mental illness. They are medical doctors who treat people.
This passage is mainly about ______.
A.studying the mind
B.memories and people
C.famous psychologists
D.the study of mental illness
She doesn't know ______ she should go with him.
A.if or not
B.whether or not
C.if not
D.whether not
“that student was punished too severely.” Yes, I don't think ______ ."
A.he should be
B.he should do
C.he should have
D.he should have been
You ______. him so closely; you should have kept your distance.
A.shouldn't follow
B.mustn't follow
C.couldn't have been following
D.shouldn't have been following
I didn't know ______ or stay here.
A.either to go
B.whether to go
C.if to go
D.if that I should go
A. must
B. seemed to
C. needn't
D. should
We won’t lose heart_____we should fail ten times.
A.as if
B.as
C.even if
D.until
______, we should be glad.
A.They arrive tomorrow
B.Were they arriving tomorrow
C.They were to arrive tomorrow
D.Were they to arrive tomorrow
A. didn't need to clean
B. needn't have cleaned
C. don't need to clean
D. mustn't have cleaned