金融期权与金融期货买卖双方的权利与义务都是对称的。 ()
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A．Mark probably often gives money to Mary.B．Mark's friends and Mary's friends hardly s
A. Mark probably often gives money to Mary.
B. Mark's friends and Mary's friends hardly speak to each other when they are together.
C. Mark and Mary, often use each other's possessions.
D. Mary would contact his friends if he was in real trouble.
【B16】
A. telling
B. sharing
C. share
D. tell
【B20】
A. not
B. only
C. also
D. more
According to Krom, Egypt's Old Kingdom fell
A. immediately after a period of drought.
B. immediately after a period of flood.
C. just before a drought struck.
D. just before a flood struck.
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