Modern science and technology has _____ communication between people far apart.
A、madeconvenientA
暂无解析
We all think that _____ no need to make laws to prevent the young from getting married during their college life.
This robot is supposed to save a lot of labor, but it remains a problem if it ______.
Generally speaking, the hard one works, _______.
He doesn't know what to say, for it is the first time that he ______ with a girl.
In recent years much more emphasis has been put______ developing the students productive skills.