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He is YangGuang . He is a real sunshine boy . He is a blind boy . He is from Harbin . He became blind when he was eight months old . But he always smiles to his life . He likes singing songs very much .His voice is very nice . Many people know him from CCTV . He loves his mother very much .He writes many songs for thanking his mother . One of the songs is You Are My Eyes . The song is very moving .
（ ）1、His name is YangGuang .
（ ）2、He is from Tianjin .
（ ）3、He became blind when he was eight months old .
（ ）4、Many people know him from SDTV .
（ ）5、He writes many songs for thanking his father .
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
