Sentence: Mary claimed that eat cabbage, Holly wants to.
OPTIONS:
- unacceptable
- acceptable

Linguistic integrity: acceptable

Sentence: I think that learning English is not all that easy.
OPTIONS:
- unacceptable
- acceptable

Linguistic integrity: acceptable

Sentence: I don't know if to agree with him.
OPTIONS:
- unacceptable
- acceptable
Linguistic integrity: unacceptable