--Can a plane fly ________ the Atlantic Ocean?--Yes, but it needs to go________ the clouds for hours.
___________, he would have been fired.
________ be sent to work in Beijing?
Is it John that is being scolded in the manager’s office? No. It ______ be him. I saw him on the way just now.
Every means has been _______. No one is effective.
The forest guard often find campfires that had not been _______ completely.