The program was so exciting that the children kept their eyes_____英语解答

The program was so exciting that the children kept their eyes____on the screen
A.to fix B.to be fix C.fixed D.fixing
句子的意思是什麽?

人气：288 ℃　时间：2020-03-19 08:36:46

解答

keep doing sth.保持持续做某事
所以选D
doing 是持续的状态