Great changes have taken place in that factory. It is no longer _________ it was 20 years ago,_____ it was so poorly equipped.
Having a fever is the ______________ of SARS.
________________ the great achievements of the science, what we’ve done is nothing.
_________________ and you will succeed in time, I dare say.
He _____________ computer games so he has fallen behind at school.
As soon as he comes back, I’ll tell him when ________ and see him.