Once _,the clock will last a month and keep good time.A.start B.startedC.to start D.startingstart做启动或发动时不是用主动表被动吗?

分类: 作业答案 • 2022-06-15 23:53:13

问题描述：

Once _,the clock will last a month and keep good time.
A.start B.started
C.to start D.starting
start做启动或发动时不是用主动表被动吗?

答