( )1.Chr mas 圣诞节 A.is B.ist C.est
( )2.ab t关于A.ou B.au C.un
( )3.Chin 中国的 A.asa B.ase C.ese
( )4.Engl 英国A.ish B.and C.ind
( )5.pre t礼物A.zen B.san C.sen
( )6.s 唱歌A.ing B.ong C.ang
( )7.春节 A.Spring New Year B.Summer Festival C.Spring Festival
( )8.家庭大餐 A.a big family lunch B.a big family dinner C.a big home dinner
( )9.圣诞快乐! A.Happy Christmas B.Happy New Year C.Happy Spring Festival
( )10.一本给你的书 A.a book about you B.a book of you C.a book for you
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