Whatdoweneedtobuy的精选

问题详情： ---Whatdoweneedtobuy?---________. A.Twokilosofpotatoesandtwopacketsofsalts  B.TwokilosofpotatoesandtwopacketofsaltC.Twokiloesofpotatosandtwopacketsofsalt  D.Twokilosofpotatoesandtwopack...