基本信息
1. ----- It’s a long time since I saw my sister.
----- ________ her this weekend? （2007•全国I•24）
A. Why not visit B. Why not to visit C. Why not visiting D. Why don’t visit
191. ----- You should have thanked her befe you left.
----- I meant ________, but when I was leaving I couldn’t find her anywhere. （2000•上海春招•20）
A. to do B. to C. doing D. doing so
