When the plane arrived, some of the detectives were waiting inside the main building ________others were waiting on the airfield.
Betweentworowsoftrees_____theteachingbuilding.
Thenumberofpeopleinvited______fifty,butanumberofthem____absentfor differentreasons.
You, who ______ his good friend, should help him get out of trouble.
More than one student _________ read the novels, which _________ written by David.
The boy, rather than his friends, _________ for the accident.