QUES: unacceptable (OPTIONS:
- unacceptable
- acceptable)
ANS: By which Greek authors does he have books?

QUES: acceptable (OPTIONS:
- unacceptable
- acceptable)
ANS: Several people seem sick.

QUES: acceptable (OPTIONS:
- unacceptable
- acceptable)
ANS: At most three teachers assigned homework.

QUES: acceptable (OPTIONS:
- unacceptable
- acceptable)
ANS:
Did John wonder who would win the game?