—How does Jack usually go to school?

—He ______ ride a bike, but now he ______ there to lose weight. [ ]

A. used to, is used to walk

B. was used to, is used to walking

C. was used to, is used to walk

D. used to, is used to walking

作为资产评估客体的资产，存在形式是多种多样的，按( )形式划分可将资产分为有形资产和无形资产。

A．资产是否具有综合获利能力

B．资产能否独立存在

C．资产的存在形态

D．资产与生产经营过程的关系