[填空题]He seems (able) （　） to understand you, for he keeps asking you the same question.

[填空题]He seems (able)（）to understand you, for he keeps asking you the same question.

[填空题]He seems (able) ______ to understand you, for he keeps asking you the same question.

[单项选择]We will provide you with tips to help you keep your stress levels（）control.
A. for
B. on
C. under
D. with

[单项选择]Whatever the rule is, you may be sure he will keep __________ it.
A. on
B. off
C. in
D. to

[单项选择]Suppose there was a potion that could keep you strong and trim as you aged, while protecting your heart and bones; improving your mood, sleep and memory; warding off breast and colon cancer, and reducing your overall risk of dying prematurely. Studies have shown that exercise can have all those benefits—even for people who take it up late in life. Kin Narita and Gin Kanie, Japanese twins who are national longevity icons, celebrated their 105th birthday last week by planting trees and playing golf for the first time. Kanie suggested that activity might be a key to their long lives. "At this age I walk for two hours each morning for exercise," she said. When Dr. Ralph Paffenbarger started tracking the health of 19,000 Harvard and University of Pennsylvania alumni back in the early 1960s, many experts thought vigorous exercise was downright dangerous for people over 50. But the Stanford epidemiologist turned that wisdom on its head. In a landmark 1986 study, Paffenbarger showed that t
A. people who suffer high mortality
B. people who take little exercise
C. people who walk 40 miles a week
D. people who have a lower rate of heart disease

[填空题]How will Walter Stevens be able to keep the present prices while that of those of the raw materials are going to rise
By（）the manufacturing facilities of his company.

[填空题]People are suggested climbing mountains to keep healthy.

[填空题]Eating green food can help to keep you（　）(健康).

[单项选择]Mx Black was young and able. He worked very hard. And the boss liked him. Last month he was sent to China on business. When he got to Beijing, he visited some places of interest and felt very happy.
One morning before he left for London, he decided to buy something for Tony, the son of his boss. At first he didn’t know what to buy for the boy. Suddenly he remembered that the boy liked birds very much, so he went to the bird market. He was glad to find that there were so many kinds of birds there. He bought four beautiful birds, then he told the boy about it on the telephone.
As soon as Mr Black returned to London by air, he went to Tony with the four birds. But on his way to the boss’s home, one of them, flew out of the cage(笼子) and there were only three birds left in it, Then Mr Black bought a local(当地的) bird to take the place of the missing Chinese one.
Tony of course was very happy when he saw the birds. But soon he found one of them was different from the other
A. they were different from the local ones
B. they were very beautiful
C. they could make Tony happy