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The word "levels" in the second paragraph means ______.A.groups, classesB.degrees, standar
The word "levels" in the second paragraph means ______.
A.groups, classes
B.degrees, standards
C.music, art
D.beginning, start
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The word "levels" in the second paragraph means ______.
A.groups, classes
B.degrees, standards
C.music, art
D.beginning, start
The word "levels" in line 5 means "______".
A.standard
B.groups, classes
C.beginning, start
D.music, art
What happens when the ocean's temperature rises?
A.It causes sea levels to rise.
B.It causes sea levels to decrease.
C.It causes sea levels to remain unchanged.
D.It causes sea flood all over the globe.
B.division managers
C.supervisors
the language as well as【C3】______levels of usage that are employed
A.various
B.similar
C.familiar
D.same
Finding levels of meaning is ______.
A.important for graduate students in humanities
B.difficult for graduate students in humanities
C.common for undergraduate students in science
D.easy for undergraduate students in science
A.错误
B.正确
A、 levels
B、 stories
C、 layers
D、 formations
Which of the following call increase residual mercury levels in amalgam()
A.condensing immediately following trimration
B.poor condensation technique
C.using all amalgam with a low mercury-to-ahoy
D.AandB
A.错误
B.正确
A、degrees
B、levels
C、limits
D、standards