David went to buy some stationerysouvenirs my cousin. [ ]

I’m sorry, I didn’t _______ you clearly. Would you say it again?

Sandra failed to pass the exam. — __________ ? Nobody works harder than she does.

________I enjoy the book with some nice pictures, I don’t have enough money to buy it.

Must I park my car behind the building?——No, you needn’t. You _____ park it here.