【单选题】下面关于显示器的叙述中,正确的一条是_____。【考试题库】
【单选题】下列叙述中,不属于病例对照研究优点的是( )
【单选题】The pastor prayed for Obamacares success so that______.
A.
people in his communities can benefit from it
B.
he can have the opportunity to get medicare
C.
people in his communities can get a job
D.
he doesn't have to work in the church
【单选题】下列说法中,不属于队列研究特点的是( )
【单选题】下面关于显示器的叙述中,正确的一条是_____。