A teacher can use a computer to _______ the attendance.
A: say
B: run
C: keep
A: say
B: run
C: keep
举一反三
- Keep in mind _______. A: that the teacher said B: what did the teacher say C: that did the teacher say D: what the teacher said
- How can you keep the machine to run?
- 中国大学MOOC: They use computers to keep the traffic____（run）smoothly.
- How can you keep the machine ________ when you’re away? A: run B: to run C: running D: being run
- How can you keep the machine _____when you are away ? A: run B: ran C: running D: being run