Choose the most appropriate answer.

We saw a lot of _____________ chairs in the basement.
1. being broken
2. breaking
3. broken
4. having broken
You look _____________. What's the matter?
1. being worried
2. having worried
3. worried
4. worrying
The man _____________ with Mrs. Smith is her son's teacher, if I'm not mistaken.
1. being talked
2. having talked
3. talked
4. talking
The second question _____________ at the conference yesterday was very interesting.
1. being discussed
2. discussed
3. discussing
4. having been discussed
When I looked out of the window, I saw her _____________ the street.
1. crossed
2. crossing
3. having crossed
4. being crossed
I heard the children _____________ over something and went to see what it was.
1. being fought
2. fighting
3. fought
4. having fought
_____________ my work on the report, I locked my office and went home.
1. Finished
2. Having been finished
3. Having finished
4. Being finished
The weather _____________ pleasantly warm, we stayed in the park all day.
1. been
2. being
3. having been
4. is
This sentence is clear and unambiguous: _____________
1. A fox was seen driving home.
2. Driving home, a fox was seen.
3. Driving home, I saw a fox.
4. I saw a fox driving home.
This sentence is clear and unambiguous: _____________
1. Disappointed, the customers left the department store.
2. Disappointed, the department store was left by the customers.
3. The customers disappointed left the department store.
4. The customers left the department store disappointed.