8. The fire in the fireworks factory in Changhua set off a series of powerful _________ and killed four people.
(A) explosions
(B) extensions
(C) inspections
(D) impressions

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統計： A(105), B(16), C(6), D(9), E(0) #630061

詳解 (共 1 筆)

#913713
set off 是 「點爆」 或 「引爆」
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