问题
选择题
As a parent, you ought to set a better _____ to your children, who learn bad behaviors quickly.
A．goal
B．future
C．understanding
D．example
答案
答案：D
名词辨析。Set a goal设定目标；set an example to sb 为某人树立榜样。句意：作为父母，你应该为孩子树立榜样。