外研版高中英语,必修3,module4课件
6.prevent...(from) 阻止；制止 prevent sb. (from) doing sth. 阻止某人做某事 stop sb. (from) doing sth. 阻止某人做某事 keep sb. from doing sth. 阻止某人做某事
protect sb. from...保护某人不受 侵袭，挡住，防御keep sb. doing sth. 让某人一直做某事 提示：★ (1)在被动句中 from 均不能省略。如： We were stopped/prevented/kept from going out by the heavy rain. 大雨使我们无法外出。 They huddled together to protect themselves from the wind. 他们挤在一起，免受风吹。