________ seems to be a strong competition in China for senior high students to enter college or university.
Management theories are ____ but the method of doing business is different.
However busy he is, he will ____ some time for exercise every day.
. — I reminded you not to forget the appointment with the house agent. — ____, but I was caught in a traffic jam.
Failure is never pleasurable, but it can make a positive contribution to your life ____ you learn to use it.
We all know that, ____, the situation will get worse.