“Hope for the best and prepare for the worst.” is a proverb, ______ life is beautiful and full of frustrations as well
By nine o’clock all the Olympic Torch bearers had reached the top of Mount Qomolangma, ______.
Not only_______ the food in the restaurant, he______ to pay for it.
My mother doesn’t approve_______ abroad to study before graduation from high school.
The class __________ 80 students is hard to manage.
_________, he knows a lot about space and satellite.