题目内容
(2013湖南长沙)Mary was born in 1998 and she began to play ________ guitar at the age of seven.
A.a
B.不填
C.the
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题目内容
(2013湖南长沙)Mary was born in 1998 and she began to play ________ guitar at the age of seven.
A.a
B.不填
C.the