In our class there are l6 students, ________ half wear glasses.(2012 .四川)
It is important that we _____ wild animals.
The teacher demanded that the exam _____ before eleven.
— I think I’m going to die. — , Joe. You only have a cold.
There was a(n)________silence in the live interview,when no one knew what to say to the audience.
--Time and tide wait for no man. ---________. We should value our time.