The monitor ______ ill, we'd better put the meeting off.
A.is
B.has been
C.been
D.being
The company can constantly monitor the level of heat and energy and adjust __________.
A. accordingly
B. basically
C. conventionally
D. subjectively
In voyage chartering,( ) should monitor movement of vessel.
A. shipowner B. charterer
C. chartering broker D. exporter