—Can I use your laptop for a while?

—   ; any how I am not using it now.

A．That’s OK

B．By all means

C．It doesn’t

D．Use it.

乐观、幽默的生活态度是[ ]

A．陶冶高雅生活情趣的惟一条件  

B．让人更能体会生活的美好

C．是调节人际关系的润滑剂      

D．是与生俱来的