1.the boy was punished by the teacher-câu bị động
2.she said that it was very quiet there-câu gián tiếp
3.it is very nice to see you again-it is(very)+adj+toV
5.Khanh has played computer games since 2010-S+have/has+Ved/c3...+t.g htht
II: 1. am interested in-interested in st:quan tâm
2.mind turning off-would you mind+Ving
3.old enough-câu trc là quá trẻ để lái xe máy;câu sau có isn't->old enough
4.takes him fifteen minutes getting to school-it takes/took(qkđ)+sb+time+Ving