At present, many people from countryside went to the cities ____better job.
— Why didn’t she ask for help at that time?— You know, at such a midnight, there was no one ________.
After Yang Liwei succeeded in circling the earth, Chinese astronauts __________ walk in space.
The man I ______ yesterday in the street is my manager.
Students are encouraged to _________ the design competition for robots at the university.
The plan has to be _______ to meet the real situation.