（）属于“二次能源” A.煤 B.水力 C.石油 D.电能

—Hello. Is Mary there, please?

—I’m sorry, she is not here right now. _______?

A．What do you want her for

B．What do you want to say

C．Can I take a message

D．Can you tell me something

动脉导管结扎术易并发

A．Ⅲ度房室传导阻滞

B．肺动脉瓣返流

C．喉返神经损伤

D．膈神经损伤

E．三尖瓣返流

—The books are so nice, which one can I take?

—Oh, you can take _______ of them. I'll keep none. [ ]

A. both

B. all

C. neither

D. either

世界上淡水资源最丰富的大洲

A 亚洲    B 大洋洲    C 北美洲     D 南极洲

某公司进口20辆轿车，进口到岸价格总计折算为人民币500万元。如关税税率为25%，增值税税率为17%，消费税税率为5%，则应缴纳的消费税为人民币( )万元。

A．32.89

B．13.15

C．42.65

D．59.37