会员制期货交易所召开会员大会，应当将会议审议的事项于会议召开（）日前通知会员。
A.3
B.5
C.7
D.10
参考答案：D
The world's population hit 7 billion on Monday among celebrations and concerns about_______ the
growing number of people will affect the earth's resources. [ ]
A. why
B. how
C. whether
D. what
初孵无节幼体
