已知向量a=(3,1),b=(-2,5)，那么2a+b等于（）
A、（－1,11）Wewishtointroduceourselvestoyouasastate-ownedcorporationdealingexclusivelyinlightindustrialgoods.
Insomeculturesoldpeoplearemorevalued,whileinotherculturestheyouthismorevalued.Discussboththeseviewsandgiveyourownopinion.
根据《国际贸易术语解释通则2010》的规定，“FCA”贸易术语是指由卖方在指定的地点（）。
Therestorationofoldbuildingsinmajorcitiesthroughouttheworldofteninvolvesnumerousgovernmentexpenditure.Thismoneywillbringmorebenefitsifitisusedtoprovidenewhousingorroaddevelopment.Towhatextenddoyouagreeordisagree.
Welookforwardtoyourearlyreplyandtrustthatthroughourmutuallycooperationweshallbeabletoconcludethistransactionwithyouinthenearfurther.
