9.Sincethepremiumvarieswiththescopeof_____extrapremiumisforbuyer’saccount,shouldadditionalrisksbecovered?()A.assuranceB.InsuranceC.businessD.enterprises15._____yourinformation,wehavereceivedacrowdofenquiriesfrombu

　　9.Sincethepremiumvarieswiththescopeof_____extrapremiumisforbuyer’saccount,shouldadditionalrisksbecovered?()

　　A.assuranceB.InsuranceC.businessD.enterprises

　　15._____yourinformation,wehavereceivedacrowdofenquiriesfrombuyersinotherdirections.()

　　A.OnB.ForC.ByD.At

　　17.Wecannot_____presententertainanyfreshordersforYoungerBrandMen’sShirts.()

　　A.ofB.atC.toD.for