er Li Keqiang delivered a speech at the conference, _________ university graduates to start their own business.

What you said just now meof that American professor.

Food safety has become a growing concern. Had the offenders been punished severely enough, the situation________ different now.

I am afraid I don’t quite follow you .— Let me make it ______. We do not want you here .[ ]

A teacher’s________to the cause of education is worth great respect of the whole society because it brings countless benefits to the development of society.