The authorities declared that because of the war petrol was _____ and had to be rationed (定量供应).
It’s quite me why such things have been allowed to happen.
You simply can’t imagine full use we of our time to study.
It remains a(n) question whether middle school children should be allowed to use mobile phones at school.
--- I’m as busy as a bee these days. --- To be honest, I do not your job.
After days of discussion, his plan to be the best one.