VII
1. C ,boil
2, A.important
3, D complain
4, C professor
5, C semester
cho mk 5 sao nhe

VII
1.C boils
2.D literature
3.A entertain
4.C professor
5.D nervous

IV
1.called=>was calling
2.I've=>I
3.to find=>finding
4.to stay=>stay
5.to watch=>watching

IV
1.called=>was calling
2.I've=>I
3.to find=>finding
4.to stay=>stay
5.to watch=>watching
V
1.I advise you to study English
2.I missed to see her
3.I have learnt to drive since I was 18
4.It's the first time I have read such a romantic story.
5.After I went ti university ,I spent seven years at secondary school
6.There's no point in naking her change her mind
7.He denied being guilty of tealing the car
8.I have seen Bob since I was in HCM city
9.She forgot doing the washing up
10.The police prevented him from escaping