JOHN INSISTED ... A NEW CAR.A. IN BUYINGB. ABOUT BUYINGC. IN BUYD....

44. - 70 DE THI CHUNG CHI B TIENG ANH
70 DE THI CHUNG CHI B TIENG ANH

44. John insisted ... a new car.

a. in buying

b. about buying

c. in buy

d. on buying

 d