Sentence: John sang beautifully.
OPTIONS:
- unacceptable
- acceptable

Linguistic integrity: acceptable

Sentence: Handsome though my friends suggested that Mary thinks that Tom is, I still won't date him.
OPTIONS:
- unacceptable
- acceptable

Linguistic integrity: unacceptable

Sentence: John drinks coffee at 11, and Mary, tea at 10:30.
OPTIONS:
- unacceptable
- acceptable
Linguistic integrity: unacceptable