(____)1.再见! A. Hi! B. Hello! C. Bye!
(____)2.你好,我是John. A. Hi, I’m John. B. Goodbye, John. C. Bye, John.
(____)3.我有一支钢笔。 A. I’m 8. B. I have a pen. C. My name is Lily.
(____)4.我也是。 A. Me too. B. Great! C. Hi!
(____)5.太好了! A. Bye! B. Great! C. Hi!
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