He spoke loudly ____ the audience could hear him clearly

Tom waslate for school ___________________, which, of course, made his teacher veryangry.

I think using Wechat every night is a waste of time.—Yes. In fact, there are ______ meaningful things to do.

The bell rang and every student had to________their examination papers. [ ]

The two old friends werebusywitheach otherthe time.— Yes. They haven’t met for long.