Lu Xun was ___________ medical student before he turned ___________ great writer.
It’s not necessary to explain the truth________ there are air, water and sunlight , there are living things.
The drunk driver is ___ for the traffic jam yesterday.
It’s necessary to be prepared for a job interview. ______ will certainly do you good.
12. ----Did Jack take the doctor’s advice that he _____ in bed for a couple of days?----If only he _______.
Don’t you think this shirt is too tight ________ the shoulders?