9. Mrs. Hoa teaches us English. (who/whom) 10. My mother is going to buy three kilos of sugar. (how much/how many) 11. trái nghĩa với từ ''interesting'' là từ gì?

9. Mrs,Hoa teaches us English . ( who/whom )

Who teaches you English?

Whom does MrsHoa teach English?

10. My mother is going to buy three kilos of sugar ( How many / how many )

How many kilos of sugar is your mother going to buy?

How much sugar is your mother going to buy?

11.Từ trái nghĩa với interesting là: boring