tolong yg jawab an , besok mau dikumpulakn

11.1. 
2. Carol and jack was watching horse racing
3. Sue was waiting a train
4. Mr and Mrs Baker was eating in a restaurant
5. Ben was sunbathing on the beach
6. and i was taking a rest for a while.

11.2.
2. is, was
3. am
4. was
5. were
6. are
7. were
8. was
9. was
10. were
11. was
12. are, were

11.3
2. was
3. weren't, were
4. was, was
5. weren't, was
6. were, wasn't, was

11.4
2. Were they friendly?
3. Was it difficult?
4. Were they expensive?
5. Was it interesting?