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【单选题】
预期标的资产价格会有显著的变动，但后市方向不明朗，投资者适合采用的期权交易策略是（ ）。A.
买入跨式（STRADDLE）期权
B.
卖出跨式（STRADDLE）期权
C.
买入垂直价差（VERTICALSPREAD）期权
D.
卖出垂直价差（VERTICALSPREAD）期权
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【判断题】Increasing the molecular weight tends to raise the glass transition temperature
A.
正确
B.
错误
【单选题】The glass transition temperature of wool: / 羊毛的玻璃化转变温度:
A.
Increases as the moisture content of wool increases 随着羊毛含湿量的增加而升高
B.
Increases as the moisture content of wool reduces 随着羊毛含湿量的增加而降低
C.
Increases as the moisture content of wool first increases then reduces 随着羊毛含湿量的增加先升高后降低
D.
Is unaffected by the moisture content 不受含湿量的影响
【判断题】22判断Increasing the molecular weight tends to raise the glass transition temperature
A.
正确
B.
错误
【判断题】Increasing the molecular weight tends to raise the glass transition temperature.
A.
正确
B.
错误
【简答题】Translate the following into Chinese At high temperatures (above the glass transition temperature) glass no longer behaves in a brittle manner: it behaves as a viscous liquid.
【多选题】The value of glass transition temperature will depend heavily on _________.
A.
Chain flexibility
B.
Steric hindrance and polarity
C.
Copolymerization
D.
Mw and cross-linking
相关题目：
【判断题】22判断Increasing the molecular weight tends to raise the glass transition temperature
A.
正确
B.
错误