问题描述：
有一题高中完形填空不知道怎么错
I saw a beam（房梁）coming down and to reach him I placed myself over him.
I saw a beam（房梁）coming down and to protect him I placed myself over him.
上面哪句正确?意思又分别是什么?
I saw a beam（房梁）coming down and to reach him I placed myself over him.
I saw a beam（房梁）coming down and to protect him I placed myself over him.
上面哪句正确?意思又分别是什么?
问题解答：
我来补答展开全文阅读