题型:选择题 一Hello.Is Mr.Fred available now?一 .A.I am Mr.Fred.B.Speaking.C.Who are you?D.Who are you looking for? 查看答案
题型:选择题 The stubborn boy didn't _____ so that he missed the chance. A.take advice B.follow an advice C.give some adviceD.ask for advice 查看答案
题型:单项选择题 根据增值税现行政策,下列行为适用增值税“先征后退”优惠政策的是( )。A.供热企业向居民个人供热B.外国政府无偿援助进口物资C.血站供应给医疗机构临床用血D.煤层气抽采企业(增值税一般纳税人)抽采销售煤层气 查看答案