阿摩線上測驗
17. The clever device______on the wall makes the room dry and comfortable even during humid days.
(A) installing
(B) installed
(C) that installs
(D) is installed
答案：登入後查看
統計： A(38), B(151), C(17), D(31), E(0) #2673567
統計： A(38), B(151), C(17), D(31), E(0) #2673567
