ĐẢO NGỮ VỚI UNTIL/ TILL + CLAUSE/ ADV OF TIME + AUXILIARY + S + V E...

9. Đảo ngữ với until/ till + clause/ Adv of time + Auxiliary + S + V

EX: I won’t come home till 10 o’clock.

(=Not until/ till o’clock that I will come home.)

(= It is not until 10 o’clock that I will come home.)

I didn’t know that I had lost my key till I got home.

(= Not until/ till I got home did I know that I had lost my key.)