Our import and export have both been _____ these years.

题目

Our import and export have both been _____ these years.
[A} expanded
[B] enlarged
[C] extended
[D] spread
并说明原因

答案

基本的语意理解,
很明显,B,C选项不能选~·
A选项有伸展,扩张的意思,而D选项只是传播转义来的伸展
A较为合理