问题
选择题
The fact that many college graduates get lower salary than some workers has ______ an online debate.
A.set out
B.set about
C.set up
D.set off
答案
D
短语辨析。A出发;B出发,开始;C建立;D引起,使发生,引爆;结合句意可知D正确。句意:很多大学生的工资比工人低引起了网上的讨论。