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【单选题】
Which one of the following is not one of the types of foreign currency derivative used to hedge foreign currency risk?
A.
Currency futures
B.
Currency options
C.
Currency default swaps
D.
Currency swaps
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参考答案:
举一反三
【判断题】改变旋转磁场的转向即可改变电动机的转向,即:任意交换接入定子绕组三相电源中的两相,电动机就会反转。
A.
正确
B.
错误
【单选题】I insisted he______ back the wallet to the lady, but he insisted he______it.
A.
handed; didn’t steal
B.
hand; hadn’t stolen
C.
hand; not steal
D.
handed; hadn’t stolen
【简答题】含淀粉多的饮片易 ( )。
【判断题】三相电动机的正反转控制中,改变电动机三相交流电源中任意两相的相序,即可改变电动机的旋转方向。
A.
正确
B.
错误
【单选题】His father insisted on punishing him, but he insisted he had _______ to do with the matter.
A.
something
B.
a lot
C.
nothing
D.
anything
【单选题】He insisted that his bike ______ stolen and his wife insisted he ______ have to telephone the police. [     ]
A.
has been; would
B.
had; would
C.
was; should
D.
had been; should
【简答题】区分下列每组词的含义有何不同 ( 1 )脂和酯 ( 2 )脂类和类脂 ( 3 )磷酸酯和磷脂酸 ( 4 )混合甘油酯和甘油酯混合物
【简答题】为了实现三相异步电动机的正反转功能,只要将三相电源中的( ),改变旋转磁场的方向,即可改变电动机的转向。A. 4
【单选题】Tom insisted that what he said _____ true, and insisted that he _____ punished.
A.
be; should not be
B.
was; not be
C.
was; was not
D.
should be; not be
【单选题】为了实现三相异步电动机的正反转功能,只要将三相电源中的( ),改变旋转磁场的方向,即可改变电动机的转向。
A.
任意两相对调
B.
三相全部对调
C.
相邻两相对调
D.
任意一相拆下
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