The thing turned to bad when too many people come to the same store.这里为什

题目

The thing turned to bad when too many people come to the same store.这里为什
在to bad的位置可以有/out bad /to bad /badly /bad /可选，

答案

turn out bad指结果怎样或事情发展怎样.turn out 可加adj.例如：If the day turns out wet ,we may have to change our plans.
turn to bad 这里to表示改变,指事情变得糟糕了
turn badly 这时turn就是个普通v,后面当然可以加adv.
turn bad turn解释为“变得”、"变成"是系动词,可加adj.