阿摩線上測驗
5. They received a(n) ____ of letters in reply to the advertisement.
(A) avalanche
(B) amount
(C) rain
(D) blanket
答案：登入後查看
統計： A(56), B(58), C(9), D(24), E(0) #2856555
統計： A(56), B(58), C(9), D(24), E(0) #2856555
