2016-2017学年 人教版 必修1 unit5 Nelson Mandela--a modern hero Language points 课件 (5)
2016-2017学年 人教版 必修1 unit5 Nelson Mandela--a modern hero  Language points 课件 (5)第3页

2. He taught us during the lunch breaks and the evening when we should have been asleep. 在午餐的休息时间和晚上我们本应该 睡觉的时候他教授我们。 1) should do & should have done He should have come earlier. You should come earlier tomorrow.