阿摩線上測驗
4 The landline still _____ in communications, but with online calling services and virtual phone
numbers, its slow death is all but certain.
(A) costs a lot
(B) makes a call
(C) pays a lot
(D) plays a role
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統計： A(17), B(11), C(8), D(113), E(0) #2782365
統計： A(17), B(11), C(8), D(113), E(0) #2782365
