instruction: Is the next sentence syntactically and semantically acceptable?

It is tough to teach syntax.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Bill had an accident.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Mary persuaded to leave John.

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Jose ate cabbage, and Holly has too.

response:
acceptable