为什么用that 不用whereIt was in a chatting room ____we got to know each other.答案给的是that 为什么不用where?后面完整的不应该是we got to know each other in the chatting room 既然没有in 所以应该用where啊

为什么用that 不用whereIt was in a chatting room ____we got to know each other.答案给的是that 为什么不用where?后面完整的不应该是we got to know each other in the chatting room 既然没有in 所以应该用where啊 Was it in the park you and your girlfriend met for the first time 为什么用that不应whereit was in the hotle where he stayed 这里为什么用where 前面不是有介词in了么,为什么不用which that 两问哈 求正解 感激不尽1.it was 关于in which 和 whereIt was in the factory where he works that his father worked,我想问为什么这里where可以用in which 替代,不是只有定语从句才可以么?这里 in the factory 做的是状语还是定语?我老是分不清楚, that和whereIt is in the store _____ science books are sold.为啥填的是that还有Not you but I ___asked to help rebuild the tower.为什么填的是am 拉力做的功为什么要用W=Fs而不用W=Gh . 节能灯25W的要用镇流器.为什么普通25W的灯泡不用呢, Is this the man that you served 为什么用that为什么用that 不用which? That book is yours为什么用yours不用your, 我还有个问题是为什么要用which不用that do you doubt that he will win 为什么用that为什么不用 if 或whether 为什么slow的比较级不用复写w为什么不是slowwer? This is the very person that I am looking for为什么用that 而不用whom he never doubt that he is honest这里为什么用that,不用weather It was at 11olock that i arrived home.为什么用that 不用when 为什么用as不用that.such as.Such that.分别在什么情况使用 i only eat food that tastes good为什么用 that 不用which that's a lot of cars!为什么用that's?不用those are occasion that 和 occasion whenoccasion 后面的介词为什么不用that 而是用 when?