题干
He always sits the classroom, because he is short(矮).
A： in front of
B：in the front of
C： at the front
D：behind
答案(点此获取答案解析）
B
He always sits the classroom, because he is short(矮).
A： in front of
B：in the front of
C： at the front
D：behind
的图象按向量
平移，平移后的图象如图所示，则平移后的图象所对应函数的解析式是