It is high time that you (pay) ______ more attention to your pronunciation.
第2题
It is high time that we______(start) to do the experiment.
第4题
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
第8题
The price of petrol is much(high) ___________now than it was this time last year.
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