Some plants can take in carbon dioxide we breathe out and give ______ oxygen to us.
#26444
A
in case
B
in turn
C
in return
D
in addition
推荐题目
______ having a busy schedule, Ariel Lin attended an environmental art exhibition.
#25885
A
Despite of
B
In spite of
C
Thanks to
D
Even though
Einstein was famous _________ a scientist _______ his Theory of Relativity.
#28620
A
for;for
B
as;for
C
for;as
D
as;as
34．Her fluency in English gave her an edge_______ other girls when she applied for the job．
#27999
A
than
B
in
C
of
D
over