高二英语课件《unit 5 first aid-language-points1》 (新人教版必修5)
高二英语课件《unit 5 first aid-language-points1》 (新人教版必修5)第5页

 fall + adj. (fall 为系动词) 睡着了 清醒了 安静下来 His wife suddenly last week. 他妻子突然生病了。 She has for a week. 她已经病了一个星期。 (fall ill 不能与时间段连用)

fall asleep fall awake fall silent

fell ill

been ill