7.Which of the following is NOT mentioned as a benefit of walking? ()
A. It improves one’s appetite.
B. It’s an inexpensive exercise.
C. It helps to comfort the mind.
D. It can be an individual or social activity.
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4.Which of the following statements about soccer is TRUE? ()
A. In soccer and basketball, the ethnic tide is different.
B. Until recently, soccer becomes an important game, so many native Americans play it.
C. It is the most popular game in the world, so many American citizens take it up.
D. Although soccer is the most popular game in the world, American citizens in large numbers do not like it first.
3.What is America’s favorite game?()
A. Baseball.
Basketball.
C. Professional football
D. Soccer
2.Who play professional football in the United States?()
A. Native-born American citizens
B. Europeans.C. South Americans.
C. Both B and C
20.Old people are more likely to be seriously injured when having a fall, because of the ____ of their bones. ()
A. weak
B. fragile
C. fragility
D. weakness