21. The instructions on the ticket vending machine were confusing. They were not _____ at all.
(A) users-friendly
(B) user-friendly
(C) user-friends
(D) friendly-users

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統計: A(2), B(71), C(1), D(4), E(0) #3069687

詳解 (共 1 筆)

#6309252
(A) 這個詞的構造不正確,因為形容詞應...
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