How can you keep the machine ______ when you’re away?

分类: 英语(一)(00012) 发布时间: 2024-08-12 17:45 浏览量: 1
How can you keep the machine ______ when you’re away?
A、run
B、to run
C、running
D、being run
【正确答案】:C
【题目解析】:keep sb doing sth:使某人持续做某事。