When he was still very young，Ba Jin ________ the reputation he still enjoys today as one of China’s greatest writers.[ ]

Nowadays it is obvious that the Internet _______ our life rapidly

Not until all the fish die in the river ____ how serious the pollution was. [ ]

There are many things in different areas ________ we can do to reduce the possible dangers of AIDS

Many people who had seen the film were afraid to go tothe forest as they remembered the scenes________ people were eaten by the tiger.