this is the reason___ he gave me the other day 这里为什么要用that,不

this is the reason___ he gave me the other day 这里为什么要用that,不 This is the reason that he gave to me.w为什么只能用that This is the reason that he told me.为什么这里的that不可省? 应该说this is the book he gave me还是this is the book he gave to that's ____ he told me the other day. What is the reason that he gave for this?为什么是定语从句啊 That was the reason----Mac gave e that other day. This is the very watch that I lost other day. Is this museum that you visited the other day? He gave me a knife to cut the bread with.这里的后置定语为什么要用to do形式 This is the way,that leads to your office.这里that 为什么不能用换成whi the other day 为什么加the other day不行吗