These shoes aren’t comfortable. You __________ wear them.
—Excuse me, may I take a seat here? —______. The man on the seat has left.
---Could you tell me _____________________? ---Last week.
What ________while your mother was away from two to three yesterday?
---Shall we go to fly a kite now? ---Oh, wait a minute, I ________ not to play before I finish the homework.
---Who is the boy ________ is playing football over there? ---The one over there? It’s Jim.