题目内容
( ) 1. My sister has learnt English .
A. for twelve years ago
B. since she was four
C. twelve years ago
D. at the age of four
1. B
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题目内容
( ) 1. My sister has learnt English .
A. for twelve years ago
B. since she was four
C. twelve years ago
D. at the age of four
1. B