The company can constantly monitor the level of heat and energy and adjust __________.
A. accordingly
B. basically
C. conventionally
D. subjectively
The monitor ______ ill, we'd better put the meeting off.
A.is
B.has been
C.been
D.being
What the monitor said at the class meeting ______ quite all right.
A.heard
B.listening
C.sounded
D.pronounced
A.behalf
B.benefit
C.sake
D.profit
A.employer
B.member
C.monitor
D.librarian