1 . My son / never / dentist / so his teeth / bad
=> My son never go to the dentist so his teeth is bad
2 . I / often / music / free time
=> I often listen to music in my free time
My son never goes to see the dentist so his teeth is bad
I often listen to music in my free time
my son /never/dentist/so his teeth/bad
=>My son never go to the dentist so his teeth is bad
I /often/music /treetime
=>I often listen to music in my free time
1. my son / never / dentist / so his teeth / bad .
=> My son never go to the dentist so his teeth is bad .
2. I / often / music , treetime .
=> I often to music in my free time .
free time chứ không phải treetime nha bạn . 
My son never goes to the dentist so his teeth is bad
I often listen to music in my freetime
my son /never/dentist/so his teeth/bad
My son never goes to see the dentish so his teeth is bad
I /often/music /treetime
I often listen to music in my free time
my son /never/dentist/so his teeth/bad
=> My son never go to the dentist so his teeth is bad.
I /often/music /treetime
=> I often to music in my free time.
my son /never/dentist/so his teeth/bad
=> My son never go to the dentist so his teeth is bad.
I /often/music /treetime
=> I often listen to music in my free time.
1. My son is never go to the dentist, so his teeth is bad.
2. I often listen music in my freetime
Chúc học tốt !