阿摩線上測驗
11. The weather is always changing, so I don’t know _____ I should bring an umbrella
when I go out.
(A) how
(B) what
(C) where
(D) whether
答案：登入後查看
統計： A(41), B(50), C(15), D(337), E(0) #2333574
統計： A(41), B(50), C(15), D(337), E(0) #2333574
