Teens spend much time on the Internet, because _____.
问题1选项
A.they think school is too boring
B.they don''t see their social life strange
C.they have few friends to hang out with
D.they think computer contact is easier than face-to-face contact
原文中第3段“They don't see anything strange in the fact that the computer screen occupies a central place in their social lives. ”译为“事实上,电脑屏幕在他们的社交生活中占据着中心位置,他们对此并不感到奇怪。”故D正确。