the girl has read many stories ( ) her childhood

題目：

the girl has read many stories ( ) her childhood
a in b for c since d at 選那個.爲什麼?

解答：

C
因爲是現在完成時,所以用since 來做連詞
再問： my mother ( ) of us all in our family a gets up earliest b gets up the earlier 選哪個？ 謝謝！
再答： A 最高級 之所以不加the,是因爲副詞的最高級可以不加the