阿摩線上測驗
38 The invention of ______in 1801 means there was no more need for firefighters to carry water-filled buckets to
the fire.
(A)hydrants
(B)engines
(C)uniforms
(D)rockets
答案：登入後查看
統計： A(449), B(120), C(100), D(29), E(0) #1609663
統計： A(449), B(120), C(100), D(29), E(0) #1609663
