The rescue team has saved more than ten people ___ under he collapsed buildings since the earthquake occurred in Ya's an.
A.trapping B.to be trapped C.trapped D.having trapped
为什么选C
人气：223 ℃ 时间：2020-06-19 11:06:10
解答
The rescue team has saved more than ten people ___ under he collapsed buildings since the earthquake occurred in Ya's an.
首先是“过去”,其次是“被动”,即已经被困住了,从这两个意义上说,都是要用过去分词的,所以C是正确答案.
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