idn’t go to Europe, why—I _____ this morning, but I _____ to Shanghai becauseof an emergency ．

The police have been______ the area for quite a long time.—I’ve also noticed that. What have they been______

The film ______for ten minutes

Was it _____ he was playing volleyball on the playground ______ he got hurt? [ ]

Jack could have avoided that terrible car accident, but he ________ careful enough