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【多选题】
淘宝网商品名称的容量是30个汉字(60个字节),根据顾客的消费需求和定位的区别,将关键词分为哪些类型?
A.
属性关键词
B.
促销关键词
C.
品牌关键词
D.
评价关键词
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【单选题】下列不是衡量风险程度的指标( )
A.
. 方差
B.
标准差
C.
标准离差率
D.
预期收益
【单选题】He was lucky enough to be sent abroad to study for a business ________.
A.
requirement
B.
qualification
C.
permission
D.
demand
【单选题】He was lucky enough to sell his car for exactly ______.
A.
where he had paid for it
B.
what he had paid for it
C.
what he was paid for it
D.
which he had paid for it
【单选题】下列不是衡量风险程度的指标是( )
A.
方差
B.
标准差
C.
标准离差率
D.
预期收益额
【单选题】Where did Tom go last summer? --- He __________ have a chance to visit Hong Kong Disneyland last summer. A. was enough lucky to B. was lucky enough to D. was lucky to enough
A.
was enough lucky to
B.
was lucky enough to
C.
was to enough lucky
D.
was lucky to enough
【判断题】环己醇催化脱水合成环己烯过程中,反应最终馏出液用饱和食盐水置换水层后,上层为有机相。( )
A.
正确
B.
错误
【单选题】He doesn’t do his homework ________, though he has ________.
A.
carefully enough; enough time
B.
enough careful; time enough
C.
careful enough; enough time
D.
enough carefully; time enough
【单选题】下列不是衡量风险程度的指标的是( )
A.
方差
B.
标准离差
C.
预期收益率
D.
标准离差率
【单选题】下列不是衡量风险程度的指标( )。
A.
方差
B.
标准离差
C.
标准离差率
D.
概率
【单选题】下列不是衡量风险程度的指标是( )
A.
方差
B.
预期收益率
C.
标准离差
D.
标准离差率
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