中国大学MOOC: They use computers to keep the traffic____（run）smoothly.
举一反三
- 中国大学MOOC: ______ in order to make better use of computers?
- In China,traffic should ____ the right. A: drives at B: drives to C: keep to D: run at
- A teacher can use a computer to _______ the attendance. A: say B: run C: keep
- What is the meaning of the “KISS” rules? A: Keep it strict and simple B: Keep it short and simple C: Keep it short and smoothly D: Keep it strict and smoothly
- 中国大学MOOC: We use the same font for each image in order to keep the images _______.