正常代谢中肾小管对糖的重吸收的主要部位是()
A.近端小管
B.髓袢
C.远端小管
D.集合管
E.肾盂
参考答案:A
某交易者以2.87港元/股的价格买入一张股票看跌期权,执行价格为65港元/股;该交易者又以1.56港元/股的价格买入一份该股票的看涨期权,执行价格也为65港元/股。(合约单位为1000股,不考虑交易费用)
如果股票的市场价格为58.50港元/股时,该交易者从此策略中获得净损益为( )。
A.4940港元 B.5850港元 C.3630港元 D.2070港元
______ without friends ______ the most difficult challenge for Chuck while living on the island.
A.How to survive, is
B.How does he survive, are
C.How does he survive, is
D.How to survive, are