when I was leaving the house .the postman arrived.(变为同义句)
when I was leaving the house .the postman arrived.(变为同义句)
As my father was leaving the house,the postman arrived
When / (Just) as I was leaving the house, the postman arrive
as my father was leaving the house ,the postman arrived 这句话中
As my father was leaving the house,the postman arrived.这个句子能
when I was having supper,the postman arrived
When I [] [] the house,the postman [].填空
As my father was leaving the house,the policeman arrived.
When hs arrived,the meeting was just to start.(同义句)
I was sleeping when the UFO arrived
When I at last arrived,the bus had left.(改为同义句)
jusy as we were leaving ,the postman (knocked/was knocking)