A栏 B栏
(______) 1.What’s your mother?
A.He is very clever and nice.
(______) 2. Are you a naughty boy?
B.He is Amy’s little brother.
(______) 3. This is Mr. Wang.
C.My mother is a nurse.
(______) 4. How old are you?
D.I’m 3.
(______) 5. Who is he?
E.No, I’m not.
(______) 6. What’s your name?
F.I’m Xiaoyong.
(______) 7. What’s Sam like’?
G.Nice to meet 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