Helen and Mary are good friends. _______often go to school together.
Beijing a lot in the past ten years. Now it has become one of the biggest modern in the world.
---Let’s go fishing if it ________this weekend. ---But nobody knows if it ___________.
I didn’t hear the phone because my father__________TV then.
She _________ some cards at this time yesterday. A. is making B. was making C. were making
The story _____ three years ago.