在我国，要组建社团，至少要有( )个以上的个人会员才符合规定。
A．20
B．30
C．40
D．50
参考答案：D
She has set a new record,that is, the sales of her latest book ______ 50 million. [ ]
A. have reached
B. has reached
C. are reaching
D. had reached
长江沿岸地带城镇最密集的地区是[ ]
A．长江上游沿江地带
B．长江中游沿江地带
C．长江下游沿江地带
D．长江三角洲地区
