问题
选择题
Parents have a duty to ____ their children from the harmful effects of the Internet.
A．hide
B．prevent
C．stop
D．protect
答案
答案：D
考查动词辨析。prevent/stop sb. from doing sth.阻止某人做某事 protect sb. from doing sth. 保护某人免受…没有hide sb. from sth 的短语，只有hide sth from sb把某事瞒着某人根据意思，应选D。