阿摩線上測驗
16. Environmental organizations are pushing for greater_______in rooftop solar panels and local wind turbines as alternative energy.
(A) possession
(C) investment
(B) speculation
(D) experiment
答案：登入後查看
統計： A(0), B(0), C(1), D(0), E(0) #3364180
統計： A(0), B(0), C(1), D(0), E(0) #3364180
