1. 功式： not A but B
She is no beggar but a volunteer. You misunderstood
為什麼是用no 而不是not (選項中有not)

2.這樣翻ok，但要知道是因為不想要...，所以青少年...用分詞構句表示因果關係補充那一題=>只要抓住基本原則－形容詞修飾名詞、副詞修飾形容詞、動詞或副詞Ex.He is as tall as his brother.(tall=>adj.)Ex.He runs as fast as his brother.(fast=>adv.)1.no=not a，所以選項少了不定冠詞(a)