---Do you mind my smoking here?--- __________. Look at the sign! It says, "No smoking!"

—Could I sit here?—________. It’s Mr. Li’s seat.

--- Could you please buy __________ drinks and snacks ?--- __________ , I have no time .

— This sweater is too small. Would you mind giving me a bigger one?— _________. Here you are.

 —______ do you spell the word “pen”?—P-E-N.