Many a student ___ that mistake before.

He decided ___ school late again.

Tom is afraid to speak in ___ public.

His bike is broken. It needs ___ soon.

Three more men ___ to do the work every day.

The music sounds ____ .

I must get my home work ___ .

Stop chatting. I have ___ to tell you.

____ has been found out ___ oil food is bad for our health.

Some students were afraid _____ in clasee because they thought their classmates might laught at them.

The time is not far away _______ modern communications will become widespread in China＇s vast countryside.