5.In order to have close friendship, the author suggests that people should devote more time to face-to-face communication.
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1.The wordprevailingdescribes __________.
A. something very common
B. something not usual
2.If we say "Mary is anintimatefriend of mine" it means __________.
A. Mary and I are just friends who know each other
B. Mary and I have very close friendship
3.If youengagein an activity you __________.
A. are actively involved with it
B. are not involved with it
4.If we say "Derek and his twin brother Dick havestrikingdifferences in their personalities", it means the personality differences of Derek and Dick are __________.
A. very easy to be noticed
B. very hard to be noticed