________ seems to be a strong competition in China for senior high students to enter college or university.
It is raining so heavily now. Playing basketball on the playground is _____________
He has his faults, but _________he is a good student.
I am not a little tired today after giving the room a thorough cleaning and I have never had ______today.
The machine is easy to _______if you follow the instructions.
_____who had arrested him three times for drug-taking.