Chinese Premier Wen Jiabao attended a joint press conference and said that China will ________ more

international responsibilities as it is the aspiration of the international community and in China's own

interest, too.[ ]

A. take up      

B. take off            

C. take in            

D. take on

在食品工程上象干燥、蒸馏、吸收、浸出等操作都属于（）传递过程。