1. 用方框中所给单词或短语的适当形式填空

play an important role    get away  find out    go through    influence

1. （1） Please when the train leaves.
3. （2） Nobody is allowed to the border between China and Russia without a passport(护照).
5. （3） He has in finishing this task successfully.
7. （4） We want to for some days.
9. （5） It was by many different cultures.