— I am going to the dentist at 4 o'clock and it is 3:30 now.— Well, if you ______ leave earlier today, please ask the director for permission.
Children who ______ well will be given a red flower and an apple as encouragement.
This job is ______ doing, but it isn’t ______ to spend so much time on it.
Though he is ______ orphan, he is leading ______ happy life.
Information has been put forward____ more middle school graduates will be admitted into universities. A whileB that C when D as
The teacher always waits until all the children ______ before he starts the lesson.