he found the box was ___?open opening opens to open 选什么?要答为什么选这个
问题描述:
he found the box was ___?open opening opens to open 选什么?
要答为什么选这个
答
he found the box was ___?open opening opens to open
答案:open
be open 表示“开着的”,open这里是形容词.