Mark was a student at this university from 1999 to 2003, ____ , he studied very hard and was made Chairman of the Students' Union.
My sister was against my suggestion while my brother was _____it.
To improve your reading ability, you should ____ half an hour every day for learning new vocabulary.
Though he had tried to climb to the top of the mountain several times, he didn't _____.
The good thing about children is that they _____ very easily to new environments.
Your performance in the driving test didn’t reach the requirements. _______, you failed.