Recently a film was make Premier Zhou Enlai.
He is really an excellent doctor and he is _____ to becoming an expert in this field.
The boy student is poor in health now; his parents wish that his health _____when he grows up
Don’t enter the office unless _______.
Can you find a sentence situation ___ this phrase can be used?
---I think you should telephone Jenny and say sorry to her.----______________. It’s her fault.