The new medication was _____ on 312 subjects with learning difficulties.
A. experimented
B. proved
C. tested
查看答案
The temperature was below twenty____centigrade, thus conforming with international ____ (ISO 232). ()
A. degree ... standards
B. grades ... levels
C. level... standards
This family has been __ __C __asplaying a role in controlling the transcription of defense genes [12, 15, 67].
A. proposed
B. recommended
C. suggested
The graph __C__how these values change over time.
A. evidences
B. highlights
C. shows
When I speak of “humility,” I’m not just describing a personality trait some people are born with, although reflecting on the good luck associated with your birth should contribute to your humility. Neither do I mean the sort of humility that focuses on self-deprivation. ()
A. self-service
B. self-reliance
C. self-deprivation
D. self-confidence