来自古永红的问题
Tosurviveinthetradecompetitionwemust___thequalitiesandvarietiesofproductswemaketotheworldmarketemand.AguaranteeB.enhanceC.gearD.improve
Tosurviveinthetradecompetitionwemust___thequalitiesandvarietiesofproductswemaketotheworldmarketemand.
Aguarantee
B.enhance
C.gear
D.improve
1回答
2020-12-18 20:12