I was in the bathroom中 为什么 加 was?

过去式疑问句怎么用?why did you focused on her?why did you focus on her?why did you focused on her?这两个哪个是对的 是不是所有过去式后就不能再过去式了 就像 i was going to the bathroom.而不能 i was went to bathroo I was born in the year of ------------- I was in the room just now I was alone in the rainy season I was home in the morning是什么意思 I was born in ___.That was the year of_______. the last time i was there was in 2003. he was thinking in the same way as i was I was in the bathroom中 为什么 加 was? I was the last in the competition.和i was last in the competition,那个对was last No,I wasn't .I was in the bookstore I was the only time in the fight啥意思 when was the first computer （i ）in the world The telephone rang ______ I was in the garden. I was the only one in the corner是什么意思 This was our last home in the USA and the last time I was there was in 2003汉语意思 I ran and ran until I was blue in the face 中的blue in the I was in the zoo last sunday（一般疑问句）