1.sep 18,1931 is the day______we'll nerve forget.
A.on which B.in which C.that D.for which(怎么不是A)
2.do you remember the day _____you first came to shanghai
这里为什么是on which
3.do you still rememeber the day ____we spent on the seaside
为什么是that
4.thsi si the very place____i took these pictures
为什么是where不是that