Any____ regarding this decision should be addressed to the editor-in-chief.
A. requests
B. requirements
C. queries
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There was a __ rise in temperature.
A. significant
B. sensible
C. sensitive
Mice____ a normal copy of this vital gene display quite a different behavior.
A. lacking
B. missing
C. adopting
The new medication was _____ on 312 subjects with learning difficulties.
A. experimented
B. proved
C. tested
The temperature was below twenty____centigrade, thus conforming with international ____ (ISO 232). ()
A. degree ... standards
B. grades ... levels
C. level... standards