So, what you hafta remember... wow it's hafta! See? How nature that was, is in English, we change the word plus to, and we just change "a" , sometimes you put "ta", sometimes put "na".
所以,你要記住,哇!我剛剛說了hafta,聽到了嗎?多麼自然就說出口啊,在英文中,我們把這個字改變並加上"to",在這裡我們只換了「a」,有時候你要放「ta」,有時候你要放「na」。