1£®We all hope to live a peaceful (peace) world.

2£®Tom had great trouble finding(find)  the library.

3£®The factory where his father works is in the east of the city.

4£®There was once a time when black people were treated badly.

5£®The money was divided equally (equal) among her four children.

6£®The General commanded the soldiers to blow up the bridge before the enemies came.

7£®She has three sons, all of whom are abroad now.

8£®The government has been in power for two years.

9£®She begged me_to_wait (wait)for her£¬for she didn't want to be left alone.