Bài 2:

1. show---shown

2. doing---to do

3. wait---waiting

4. Mixture---Mix (mixture: hỗn hợp; mix: trộn, khuấy, hòa hợp)

5. repair---repaired

Bài 1:

1. His mother doesn't like rock music and his father doesn't either.

2. Although he isn't intelligent, he can learn fast.

3. The streets in my city before weren't as wide as they are now.

4.  He has done volunteer work for 2 years

5. Quan doesn't speak E as well as Phong .

=>
2/
1. show -> showed
2. doing -> to
3. wait -> waiting
4. Mixture -> Mix
5. repair -> repaired

IV/
1. His mother doesn't like rock music and his father doesn't either.
2. Although he isn't intelligent, he can learn fast.
3. The streets in my city before weren't as wide as they are now.
4. He has done volunteer work for 2 years.
5. Quan doesn't speak English as well as Phong.