阿摩線上測驗
41 The cause of the fire has not yet been determined, but investigators suspect because they found gasoline containers and lighters on the site.
(A) arson
(B) backfire
(C) parson
(D) wildfire
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統計： A(178), B(58), C(64), D(26), E(0) #2355279
統計： A(178), B(58), C(64), D(26), E(0) #2355279
