Underline the correct participle and re-write each sentence:
[click to underline between brackets]:
1. Have you ( eaten / eating ) your breakfast?
2. We were ( talking / talked ) in the classroom when the teacher came.
3. The driver was ( killed / killing ) in the accident.
4. The players are ( trained / training ) by a famous player.
5. They are ( built / building ) a bridge across the river.
6. After he ( finished / finishing ) his work, he went out.
7. Mr. Mahesh had ( worked / working ) in a factory before he retired.
8. Jaanu has ( choosen / choosing ) a beautiful gift for his father.
9. Mary is ( studied / studying ) hard for the test.
10. I have just ( broken / breaking ) my father's pen. I am worried.
11. Have you ( seen / seeing ) my brother?
12. The thief was ( caught / catching ) by a policeman.