— Do you know in ancient China?— I have no idea. But I know people once used tree leaves to make paper.
What________you________now?
—Would you please help me with my writing skills? —________.You can come to my office every Saturday.
It’s________outside;please take off your coat.
—Sam,come downstairs,please.I need your help. —Sorry,Mum.I________on the phone.
My mother________in the kitchen now.