instruction: Is the next sentence syntactically and semantically acceptable?

That they have completed the course is amazing.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Cows fly more often than John visits any relatives.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

The spunky girl has a black eye.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Elizabeth regretted that she had met Wickham.
OPTIONS:
- unacceptable
- acceptable

response:
acceptable