新概念英语第三册第39课Bruce cheerfully announced that the engine ______out of oil.A ran B had run C was running D has run请问为什么?Bruce 是过去宣布的,为什么后面用现在完成时?

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新概念英语第三册第39课Bruce cheerfully announced that the engine ______out of oil.A ran B had run C was running D has run请问为什么?Bruce 是过去宣布的,为什么后面用现在完成时?
新概念英语第三册第39课
Bruce cheerfully announced that the engine ______out of oil.
A ran B had run C was running D has run
请问为什么?
Bruce 是过去宣布的,为什么后面用现在完成时?

新概念英语第三册第39课Bruce cheerfully announced that the engine ______out of oil.A ran B had run C was running D has run请问为什么?Bruce 是过去宣布的,为什么后面用现在完成时?
这里选B
如果是常识,真理什么的,才选D

B