13. The causes of the accident ______ analyzed by the police.
(A) was
(B) were
(C) had been

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統計: A(1), B(5), C(8), D(0), E(0) #3303516

詳解 (共 1 筆)

#6200470
題目翻譯: 事故的原因由警方進行了分析...
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私人筆記#6557779
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正確答案:(B) were,主語 Th...
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