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【单选题】
将存储于数据库中的整本书、整篇文章中的任意内容查找出来的检索是A.
文献检索
B.
超文本检索
C.
全文检索
D.
超媒体检索
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】甲市某汽车企业为增值税一般纳税人, 2019 年 5 月在甲市销售自产小汽车 300 辆,不含税售价 18 万元 / 辆,另收取优质费 2 万元 / 辆;将 200 辆小汽车发往乙市一经贸公司代销,取得的代销清单显示当月销售 120 辆、不含税售价 18.5 万元 / 辆。小汽车消费税税率为 5% ,则该汽车企业当月应向甲市税务机关申报缴纳的消费税为( )。
A.
296.55 万元
B.
406.86 万元
C.
407.55 万元
D.
111 万元
【简答题】Infrared radiation can produce heat________
【单选题】-- What can trees do _________ us ? --- They can _________ harmful gases and produce oxygen .
A.
helping , take in
B.
to help , take in
C.
helping , take out
D.
to help , take care
【单选题】Missouri can produce 10,000 tons of pecans per year or 5,000 tons of pears per year. Washington can produce 12,000 tons of pecans per year or 48,000 tons of pears per year. Which of the following stat...
A.
Washington has an absolute advantage in the production of both pecans and pears.
B.
Washington has a comparative advantage in the production of both pecans and pears.
C.
Washington has a comparative advantage in producing pecans and Missouri has a comparative advantage in producing pears.
D.
Both answers A and C are correct.
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