instruction: Is the next sentence syntactically and semantically acceptable?

In the book, he talks about his ups and downs at school.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Peter is the old pigs.
OPTIONS:
- unacceptable
- acceptable

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

I think Rosie loves magazine ads.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

The owl hated the evil bat and loved the wise eagle.
OPTIONS:
- unacceptable
- acceptable

response:
acceptable