1 of
2 at
3 about
4 for
5 of
6 at
1 i was sick
2 he has a tooththache
3 she brushes her teeth...
4 they often eat a lot of...
5 his deacying tooth...
6 it's good for...
1 were
2 bad
3 you
4 yesterday
5 what
6 wasn't
7 how
8 filled
mình sẽ làm tiếp ngay, bạn chờ chút nhé!