QUES: unacceptable (OPTIONS:
- unacceptable
- acceptable)
ANS: The recent strike by pilots have cost the country a great deal of money from tourism and so on.

QUES: acceptable (OPTIONS:
- unacceptable
- acceptable)
ANS: The lawyer looked into the document.

QUES: acceptable (OPTIONS:
- unacceptable
- acceptable)
ANS: the box we put the books in is sealed.

QUES: acceptable (OPTIONS:
- unacceptable
- acceptable)
ANS:
That evening John laughed with everybody he talked to.