( )(1)Howoldisyou ?
A B C 改正___________
( )(2)Myamten.
A B C 改正___________
( )(3)Whois hisname ?
A B C 改正____________
( )(4)Dickhavea dog .
A B C 改正___________
( )(5)Where do yourcome from?
A B C 改正___________
( )(6)Lethavefishtogether .
A B C 改正___________
( )(7)Wehas newfriends.
A B C 改正___________
( )(8)Hello,boysandgirl.
A B C 改正___________
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