阿摩線上測驗
30. We need to stop ________ something so important for our future for Earth. We need to protect the rain forests and our
environment.
(A) to harm
(B) harm
(C)harming
(D) harmed
答案：登入後查看
統計： A(15), B(6), C(144), D(2), E(0) #1451038
統計： A(15), B(6), C(144), D(2), E(0) #1451038
