根据句意，写出括号内所给单词的适当形式。

小题1:Among all the boys, Tom did the ___________ ( bad ).

小题2:All the ___________ ( swim ) names are on the paper. You can have a look.

小题3:No one helped the old man and he felt ___________ ( help ).

小题4:The teacher changed some of the grades on my paper because she found them ___________ ( correct ).

小题5:Don’t worry about us, we’re old enough to take care of ___________ ( we ).

无形资产的分类方式包括（）。

A.形成来源

B.有无法律保护

C.能否辨认

D.管理用具

E.是否有固定生效期