If one child gets sick with chicken-pox, the rest of the children in the same kindergarten will be exposed to the danger of being ___.
A. infected.
B. hurt
C. affected
D. effected
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Clear skies are no ___of continued fine weather; it may rain in the evening.
A. sign
B. guarantee
C. clue
D. trace
It is the hospital's policy to___ any patient who is suffering from an infectious disease.
A. differentiate
B. distinguish
C. isolate.
D. separate
Patients who are given the new drug will be asked to___ their heartbeat, temperature and blood pressure.
A. watch
B. care
C. notice
D. monitor
I won't take his___ seriously-he often says he will punish me,but he never does.
A. threats.
B. words.
C. throws
D. theaters