汽油焊割机主要由防爆储油罐、耐油胶管、焊割炬三部分组成,机体轻便,易于携带和高空作业。()
参考答案:对
A. smoking permits B. smoking does permit C. smoking is permitted D. is smoking permitted
“确认过眼神,我遇上对的人”歌名是什么?