已知直线l1:x+ay+6=0和直线l2:(a﹣2)x+3y+2a=0,则l1∥l2的充要条件是a等于[ ]
A.3
B.﹣1
C.﹣1或3
D.1或﹣3
答案:B
小儿指纹若色紫,其证属()
A.血瘀
B.阴虚
C.热证
D.肝风内动
E.寒证
---Have you seen the film Under the Hawthorn Tree?
---Of course, I have. It was in our village ____ it was made.
A.that
B.where
C.when
D.which