中国大学MOOC: It’s high time _____ about the traffic problem.
举一反三
- It’s high time ______ about the traffic problem． A: something was done B: everything is done C: anything will be done D: nothing to be done
- It’s high time _____ about the traffic problem. A: anything will be done B: something was done C: nothing be done D: something is done
- 中国大学MOOC: It’s high time we _____our attention to this problem.
- 中国大学MOOC: I think it’s high time you ______ some measure to the problem.
- 中国大学MOOC: Something _____________ about the serious traffic problem.