However, at times this balance in nature
题型:选择题
问题:
However, at times this balance in nature is disturbed,_____ a number of possibly unforeseen effects.[ ]
A. lying in
B. calling in
C. resulting in
D. taking in
However, at times this balance in nature is disturbed,_____ a number of possibly unforeseen effects.[ ]
A. lying in
B. calling in
C. resulting in
D. taking in