A;Look at the TV set,mum,B;Where is it made in?A;It's made in China.A;When is it made in?

问题描述:

A;Look at the TV set,mum,B;Where is it made in?A;It's made in China.A;When is it made in?
B;It is made in Ghina或者It was made in China in 1995.请教这里的is 或was用的对吗?

都是was,都是过去式,因为已经made出来了.