HasTom finished his report so far —I have no ideaHe______it this morning

Would you please give an example to showhow useful a computer is— Sure. __________ people get __________information from it every day.

Each girl present at the party was wearing a flower in the hair, which _______ their beauty.

The authors of computer viruses aregeniuses.—— I agree. They can apply their wisdomto other net technology ________ human beings can benefit.

小测验1.The whole class _____ the teacher attentively.