A.DISP FOR"李"=xm B.DISP FORxm=李 C.DISP FOR SUBS(xm,1,1)=’李’ D.DISP FOR SUBS(xm,1,2)=[李]
A.GOTOP B.GO1 C.GORECNO()=1 D.SKIP1
A.①②③ B.②③① C.①③② D.②①③