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Itwasquietthosebigtrucksstartedcomingthroughthetown.用before,是不是应该用过去完成这题应该填until,假如想用before,主句是不是应该是过去完成时啊?

题目详情
It was quiet ___those big trucks started coming through the town.用before,是不是应该用过去完成
这题应该填until,假如想用before,主句是不是应该是过去完成时啊?
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答案和解析
答案应该是 until .意思是:小镇一直幽静,直到那些大卡车开始穿行而来.
同义句:1.It didn't get noisy until those big trucks started coming through the town .
2.It didn't get noisy before those big trucks started coming through the town .