皮皮学,免费搜题
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搜题
【单选题】
一只股票现在价格是40元,该股票一个月后价格将是42元或者38元。 假如无风险利率是8%,用风险中性定价法,计算执行价格为39元的一个月期欧式看跌期权的价值是( ) 。
A.
1.96
B.
0.43
C.
0.69
D.
0.96
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皮皮学刷刷变学霸
举一反三
【单选题】下列化学实验操作中,正确的是(  )
A.
用燃着的酒精灯引燃另一只酒精灯
B.
将实验剩余的药品放入指定的容器内
C.
稀释浓硫酸时,将水沿量筒壁慢慢注入浓硫酸中,并不断搅拌
D.
将食盐直接放在天平的托盘上进行称量
【判断题】两个数相乘的积一定是合数。 ( )
A.
正确
B.
错误
【单选题】Which of the following is NOT true about Doppelganger?
A.
It’s a startup founded by Andrew Littlefield.
B.
Its headquarters is located in San Francisco.
C.
Its newly launched virtual world has the features of nightclubs and billboards.
D.
The business model adopted for its virtual world is search advertising.
【单选题】()用酒精灯引燃另一只酒精灯
A.
绝对禁止
B.
禁止
C.
可以
D.
必须
【判断题】从银行提取现金时应编制现金收款凭证( )
A.
正确
B.
错误
【单选题】对酒精灯的使用,下列说法正确的是(  )
A.
用燃着的酒精灯引燃另一只酒精灯
B.
用漏斗可向燃着的酒精灯内添加酒精
C.
在熄灭酒精灯时可用灯帽盖灭,也可用嘴吹灭
D.
酒精灯的灯焰分为三层,其中外焰温度最高,焰心温度最低
【单选题】回答题。 A smile is a strong sign of a friendly and open attitude and a willingness to communicate.It isa positive, silent sign sent with the hope the other person will smile back.When you smile, youshow ...
A.
he is kind and useful
B.
he is happy all the time
C.
he is ready to talk with you
D.
he sees something funny
【单选题】Which of the following statements is NOT true?
A.
Language shapes an infant's perception.
B.
Language elicits an infant's emotions.
C.
Language forms an infant's cultural awareness.
D.
Language forms an infant's basic understanding.
【简答题】机动车被盗抢,发生全车损失,被保险人未能提供《机动车行驶证》《机动车登记证书》机动车来历凭证、车辆购置税完税证明或免税证明的,没缺少一项,增加免赔率()
【单选题】下列化学实验基本操作中,正确的是(  )
A.
用手拿试管,给试管里的物质加热
B.
用酒精灯引燃另一只酒精灯
C.
给试管里的液体加热时,液体体积不超过试管容积的三分之一
D.
用水冲洗滴瓶上的滴管
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