---It’s a long time since I saw my sister.--- her this weekend?
A. Why not visit
B. Why not to visit
C. Why not visiting
D. Why don’t visit
网友回答
(答案→)A. Why not visit
B. Why not to visit
C. Why not visiting
D. Why don’t visit
解析：考查交际用语。Why not….表示向某人提出建议。等于Why don’t you ….?故答案为A。