---There is somebody knocking at the door. Who________ it be?---I’m not sure. It ________ be a postman.
My father was born _____ July 10th, 1969.
I can’t carry the big box. Can you help _____?
—Would you please help me with my writing skills? —________.You can come to my office every Saturday.
— John, you go out to play until your homework . —OK, Mum.
—I have never been to Hawaii. What about Mike? —.