I.1.are you being ?/are visiting
2.isn't / is cooking
3. to have
4.isn't going/is staying
5.meet
II.1.h
2.e
3.a
4.g
5.b
6.d
7.f
8.c
III.1.what did you do when you were there ?
2.i often surf the internet in my free time
3.my house is opposite Dong Nai stadium
4. I'd like to visit Hoi An ancient town.
5.What was the trip like ?