问题补充：
—Ann is in hospital.
—Yes,I know. I her tomorrow.
A. visit
B. used to visit
C. will visit
D. am going to visit
答案：
A. visit
B. used to visit
C. will visit
(答案→)D. am going to visit
解析：考查情景交际和时态。“安在医院。”“我知道，我计划明天去看她。”A是现在时；B指过去常常做某事；will指纯粹的将来；be going to表示按计划、安排做某事。故选D。
