Nam is the best student in my class. -> Nobody else.........

----- Nội dung dịch tự động từ ảnh -----
16. Nam is the best student in my class.
Nobody else
17.Everybody likes her because she behaves very well.
Because of
18. Lan and Mai stopped going out with each other three years ago.
Lan hasn't
19.He is too lazy to pass the examination.
=
He isn't