The scientists are studying the effects of human activities______the environment.
#29004
A
in
B
at
C
on
D
with
推荐题目
Could I speak to the person who is ______ International Sales, please?
#25798
A
in charge of
B
in the charge of
C
in memory of
D
in search of
The restaurant is _________my uncle.
#25998
A
in charge of
B
in the charge of
C
in exchange for
D
by the means of
The last question in the maths test yesterday was far _____ me．I couldn’t work it out _____my own．
#25463
A
over , by
B
above, by
C
from, on
D
beyond, on