请选择ABCD,{2_+D1g.U:m;|/E;Y ---Why? ----______it’s good for you.,f9M/p1l(J
A.Before,f9M/p1l(J
B.Because,f9M/p1l(J
C.After,f9M/p1l(J
D.What,f9M/p1l(J