About half of British people think that ________.
A. they have stronger connection with their friends
B. they are rich in friends
C. they are entering a new period of friendship
D. they have fewer closest friends
查看答案
Pressures on friendship are broad, including ________.
A. demands of work
B. long distance
C. better-paid jobs
D. deadlines
When is most likely for a person to make true friends?
A. In summer.
B. In childhood
C. In playtime
D. At night
What does “the device” mainly refer to in the last sentence of the passage?
A. Mobile phone.
B. Telephone.
C. MP3 player
D. iPads
下列不是具有挠性构件的输送机械的工作特点的是（ ）
A. 往复性
B. 循环性
C. 封闭性
D. 旋转性
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