________ seems to be a strong competition in China for senior high students to enter college or university.
He always brings me a pretty gift ____ he comes to visit me.
The general demanded that the soldiers at the village before 5 p.m. to rescue the victims of the earthquake.
A working party(工作组) has been set up to ________ the problem.
You must get the work ___ before Friday.
—How did you go home after the party last night? —Well,there were no buses we had to walk.