证券公司通过举办讲座、报告会、分析会等形式，进行证券投资顾问业务推广和客户招揽的，应当提前( )个工作日向举办地证监局报备。

A．3
B．5
C．7
D．10

29. If city noises____from increasing, people___shout to be heard even at the dinner table 20 years from now.

A．are not kept; will have to 　

B．are not kept; have to

C．do not kept; will have to 　

D．do not kept; have to