阿摩線上測驗
42 The _________sprinkler does not protrude through highly decorated ceiling areas.
(A)concealed
(B)wet
(C)dry
(D)obvious
答案：登入後查看
統計： A(62), B(64), C(21), D(27), E(0) #1200293
統計： A(62), B(64), C(21), D(27), E(0) #1200293
