Green plants breathe_____oxygen in sunlight.
#29171
A
in
B
out
C
back
D
for
推荐题目
Tom kept quiet about the accident ________ lose his job .
#26363
A
so that
B
in order not to
C
so as to not
D
in order that
 He did everything with a full heart. ______, he was always successful. 
#27196
A
By the way
B
On one hand
C
As a result
D
At the start