I.
1. so
2. because
3. but
4. and
II.
1. and
2. and
3. or
4. or
5. but
6. although
7. Although
8. if
9. while
10. when
III.
1. My sister can swim vell but she can't play badminton.
2. Hanh loves French food so she goes to that French restaurant every week.
3. Although he was tired last night, he stayed up late to watch a football match.
4. I don't like this TV programme because it's so boring.
5. My mum and his mum went to Hue last month.
6. He got a bad mark because he is lazy.
7. I went to school on time although it rained hard yesterday.
8. Lan is the most beautiful girl in her class.
9. Daisy has to do her somework although she is very tired.
10. l've read a lot of books about it because I am interested in the history of television.
11. Hien drives carefully.
12. Nga's favourite sport is badminton.
13. Jupiter is the biggest planet in the Solar System.
14. What healthy the children look!
15. We didn't win the match although we tried our best to play well.
16. Susan's favourite sport is swimming.
IV. Fill in the each gap with an expression in the box.
1. road sign
2. driving licence
3. zebra crossing
4. plane tickets
5. speed limit
6. traffic jam
7. railway station
8. means of transport
9. Road safety
10. cycle helmet
Kiên trì lắm mới làm hết cho bạn đấy! =))