In order to help people to see the performance at the same time, they gave a _____ broadcast.

re still very cautious about ________side effect the new medicine will bring about, although the experts have triedit on about 2000 patients．

The magic show has been on 20 minutes. It has been on 2.p.m..

Hearing the story，he looked ．

You can’t ______ a hat in class.