阿摩線上測驗
11 You must remain seated while the fasten-seat-belt signals are______during turbulence.
(A) illustrated
(B) impaired
(C) intensified
(D) illuminated
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統計： A(27), B(14), C(20), D(54), E(0) #3074677
統計： A(27), B(14), C(20), D(54), E(0) #3074677
