instruction: Is the next sentence syntactically and semantically acceptable?

We found out that very lucrative jobs were in jeopardy.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

The sky cleared.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Tess knocked at the door.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

John will have been eating cake.
OPTIONS:
- unacceptable
- acceptable

response:
acceptable