A:2
B:3
C:4
D:15
如图,AB∥CD,直线EF与AB,CD分别交于点M,N,过点N的直线GH与AB交于点P,则下列结论错误的是( )
读“地震波速度与地球内部构造图”,回答下列问题:
— __________. That man got his books and left a few minutes ago.