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They are standing here. They were standing when he came in. They will be standing when he come.
We are sitting at the table. We were sitting at the table when mother came in. We will be sitting at the table when mother come
You are playing chess. You were playing chess when farther came. You will be playing chess when farther come
I am reading a newspaper. I was reading a newspaper when sister came in. I will be reading a newspaper when sister come
Peter is speaking english. Peter was speaking english when brother came in
Peter will be speaking english when brother come