Scientists are convinced ________the positive effect of laughter________ physical and mental health.
#26429
A
of; at
B
of; on
C
by; in
D
on; at
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Maggie is a neat and tidy student, who likes to have everything ______.
#27164
A
in public
B
in place
C
in return
D
in practice
It is reported that_________of this week the price will have risen by about 10%．
#26271
A
by the end
B
at the end
C
in the end
D
at an end
Shanghai and Nanjing are among the most important cities in China __________ their size and population.
#25706
A
in favor of
B
in case of
C
in honor of
D
in terms of
_____the cause of the oil leaks, the specialists can not draw a conclusion before completing a thorough and detailed investigation.
#25910
A
With regard to
B
Regardless of
C
In response to
D
In spite of