--- What’s your neighbour like?       ---               .

A．He is fine. Thank you.

B．He is a doctor.

C．He likes watching TV.

D．He is helpful and generous.

随着土中应力状态的改变，土中将出现三种平衡状态，其中不包括（）。

A．稳定平衡状态

B．极限平衡状态

C．剪切破坏

D．劈裂破坏