1.The place _interested me most was the Childrens Palace.A. Which B. where C. what D. in which2.Do you know the man _?A. whom I spoke B. to who spoke C. I spoke to D. that I spoke3.This is the hotel _last month.A. which they stayed B. at that they stayedC. where they stayed at D. where they stayed4.Do you know the year _the Chinese Communist Party was founded?A. which B. that C. when D. on which5.That is the day _Ill never forget.A. which B. on which C. in