【单选题】两个或两个以上的当事人按共同商定的条件,在约定的时间内定期交换金流的金融交易,称之为( )。
【单选题】In the fall, he lost his glasses, _____ he couldn’t see anything.
【单选题】两个或两个以上的当事人按共同商定的条件,在约定的时间内定期交换现金流的金融交易,称之为()
【单选题】Where did the man say he put his glasses?
C.
He couldn't remember exactly.