YOU SAID:
My sister is wonderful at math
INTO JAPANESE
私の妹は数学が素晴らしい
BACK INTO ENGLISH
My sister has great math
INTO JAPANESE
私の姉は素晴らしい数学をしています
BACK INTO ENGLISH
My sister is doing great math
INTO JAPANESE
私の姉は素晴らしい数学をやっています
BACK INTO ENGLISH
My sister is doing great math
You love that! Don't you?