September 15,2000 is the day__we'll never forget. A.that B.w

September 15,2000 is the day__we'll never forget. A.that B.w 5.That is the day ______I'll never forget.\x0bA.which B.on w September 18,1931 is the day that we'll never forget.为什么用tha That is the day_____I'll never forget that is the day ( ) I'll never forget.A.which B.on which c.i that was____enjoyable evening.i'll never forget it A /B the I'll never forget the days we lived together.A that B when 为 定语从句It's the day____we'll never forget .A.which B.that C.whe we will never forget the days__ we spent together.A that B w September 18 ,1931 is the day____ we will never forget it is such good a story that I'll never forget it I’ll never forget the days----I spent on the farm. A.when B.