下列选项叙述错误的是( ) A.命题“若x≠l,则x2-3x十2≠0”的逆否命题

题型:选择题

问题:

下列选项叙述错误的是(  )

A.命题“若x≠l,则x2-3x十2≠0”的逆否命题是“若x2-3x十2=0,则x=1”

B.若p∨q为真命题,则p,q均为真命题

C.若命题p:∀x∈R,x2+x十1≠0,则¬p:∃x∈R,x2+x十1=0

D.“x>2”是“x2一3x+2>0’,的充分不必要条件

考点:真命题、假命题
题型:选择题

下列加粗词语的解释有误的一项是[ ]

A.游人只合江南老 只合:只应该

B.画船听雨眠 画船:躺在画船上

C.皓腕凝霜雪 凝霜雪:像霜雪凝聚那样洁白

D.垆边人似月 垆边:土台子边

题型:选择题

When Jefferson Damon, CFA, joined NPSI Investing, NPSI began using a quantitative stock selection model that Damon had developed on his own personal time prior to his employment with NPSI. One year later when Damon left the firm, he found the original copy of the model that he had developed in a file at his home and presented it to his new employer, who immediately began using the model. According to the Standards of Practice Handbook, did Damon violate any CFA Institute Standards of Professional Conduct()

A. No.

B. Yes, because he misappropriated property that now belonged to NPSI.

C. Yes, because he failed to inform his new employer that the model was the same one used by his previous employer.

题型:选择题

若排水铸铁管与塑料管连接时,塑料管在插入前应用砂纸将插口打毛,插入后用油麻丝填嵌均匀,应用石棉水泥捻口或水泥砂浆抹口。

题型:选择题

什么是消费者信贷?形式是什么?

题型:选择题

“这只是一个人的一小步,但却是整个人类的一大步”这句话出自于哪位美国人之口?

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