搜题
王老师:19139051760(拨打)
题目  更新时间:2023/4/3

With the development of science and technology, people’s life _______ in the past few years.
A. improved
B. has improved
C. is improving
D. had improved

B

出自: >>
继续教育学院

王老师:19139051760(拨打)