题目内容：

Some people think opening an umbrella ___can bring bad luck
Some people think opening an umbrella inside a house can bring bad luck原文是这句,那个空填写什么,为什么

优质解答

这应该是【同义转换表达】?Some people think opening an umbrella 【inside a house】 can bring bad luck=Some people think opening an umbrella 【indoorsadv.在室内,在户内】can bring bad luck【indoors 副词,...