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【多选题】
分组交换和报文交换的不同之处在于分组交换()。A.
分组采用比报文更大的分组为单位
B.
分组采用比报文更小的分组为单位
C.
分组交换实时性更好
D.
分组头中包含信息
E.
分组的存储和处理时间更短
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皮皮学刷刷变学霸
举一反三
【单选题】党的十七大报告提出了( )的科学概念 , 并把科学发展观写入党章。
A.
中国特色社会主义
B.
中国特色社会主义理论
C.
中国特色社会主义理论体系
D.
五大发展理念
【单选题】He looked a little bit worried. His mother asked him _________.
A.
what's the matter with him
B.
what was wrong with him
C.
what the matter was with him
D.
what wrong was with him
【单选题】– Mike, did you see Mr. Chapman in the office just now? -- Yes, he ______, and he looked a little bit nervous.
A.
had been interviewed
B.
interviewed
C.
was being interviewed
D.
was interviewed
【简答题】某商场系一般纳税人，2012年12月发生以下业务： (1)采取“以旧换新”方式销售24K纯金钻石项链98条，新项链对夕、销售价格25000元，旧项链作价13000元，每条项链从消费者手中收取新旧差价款12000元；并以同一方式销售某名牌金表20块，此表对外销售价每块不含税l350元，旧表作价350元。同期赠送业务关系户24K纯金戒指l5枚(无同类市场价格)，购进原价为3000元/枚；销售包金项链1...
【简答题】He looked a little bit worried .His mother asked him_____A. what’s the matter with him B. A.what was wrong with him C. what the matter was with him D. what wrong was with him
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