18. For the computer system to be properly ________, our staff went through a training program.
(A) implement
(B) implementing
(C) implemented
(D) to implement
詳解 (共 2 筆)
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For the computer sys...
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句子使用了被動語態,動詞的過去分詞形式 ...
私人筆記 (共 1 筆)
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為了使計算機系統正確________,我...