The theory which they stuck to——correct.A being proved B.prove C._英语解答

The theory which they stuck to——correct.A being proved B.prove C.proving D.proved

人气：377 ℃　时间：2019-11-01 14:23:17

解答

选D没错
但并不是非谓语而是系动词主动表被动.
如果是非谓语的话这句话就缺乏谓语了.
此处省略to be
全写是the theory proved to be correct