A gust of wind swept the bed off the roof ang sent it crashing into the courtyard below
问题描述:
A gust of wind swept the bed off the roof ang sent it crashing into the courtyard below
句中为什么是crashing而不是crsh
答
因为只有 send sth to do和send sth doing的搭配.to do是将要做.doing是正在进行.