Heisalwaysreadytohelpothers.Sheoftencametohelpusinthosedays.Heisdoingwellinhislessons.Whenhecamein,IwasreadinganewspaperI'vewrittenanarticle.Assoonaswegottothestation,thetrainhadleftItisgoingtorain.Iasked

Question

He is always ready to help others.
She often came to help us in those days.
He is doing well in his lessons.
When he came in,I was reading a newspaper
I've written an article.
As soon as we got to the station,the train had left
It is going to rain.
I asked who was going there
By the time you get back,great changes will have taken place in this area.

Answer 1

我觉得似乎只有第五句能改,An article has been written by me.