The fire ________ by an electrical fault. A. could have caused B. could been have caused C. could have been caused D. have causedThe fire ________ by an electrical fault. A. could have ca

The fire ________ by an electrical fault.

A. could have caused
B. could been have caused
C. could have been caused  
D. have caused

Trả lời

Chọn đáp án C

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