Question

she's been here since the b of the year.

Answer 1

she's been here since the beginning of the year
她从年初一直在这
beginning
英 [bɪˈgɪnɪŋ] 美 [bɪˈɡɪnɪŋ]
n.
开始;根源;原始思想;前兆
v.
开始( begin的现在分词)
Think of this as a new beginning.
把这当作一个新起点。

Answer 2

She's been here since the ( beginning 开始) of the year.

Answer 3

she's been here since the b of the year.
翻译汉语为；

她已经在这里自b。