0. that -> who
1. before -> ago
2. on -> in
3. see -> seeing
4. happy -> happily
Part 4
(0) is
(1) damage
(2) bad
(3) polluted
(4) look for hoặc find
Part 1
1. The 22nd SEA Games were held in Vietnam in 2003
2. Peter asked how long Mai had been there
3. I wish I could spoke English fluently
4. He hasn’t came back to his village since 2009
5. The children felt very interested in the journey to Australia
6. I suggest going to the countryside this weekend.
Part 2
1. Tom/ learn/ a lot/ Vietnamese people/ since / he/ arrive/ here.
=> Tom has been learnt a lot from Vietnamese people since he arrived here.
2. Easter/ joyful festival/ celebrate/ many countries.
=> Easter, which is a joyful festival, is celebrated in many countries
Chúc bạn học tốt !