4.5.5. Choose the correct verb form to fill gaps in these sentences:

1. I know it's not easy, but try your best in the exam. (doing /to do)

2. This job is exhausting. I'm going to stop a rest. (having/to have )

3. When I was a child I remember horses in the street. (seeing/to see)

4. My secretary isn't very reliable. She often forgets ... the files in the correct order. (to put/ putting)

5. That athlete is attempting the world record. (to break/ breaking)

2