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Hello, everyone! My name is Dongdong. I am in Huaihua. I have a good friend. His name is Jack. He lives in Sanya. Now it’s summer. It’s hot in Sanya. In winter, it’s not cold there. He likes swimming and skipping. On Monday and Wednesday he has Chinese class. He has English class on Tuesday and Friday. Today is Saturday. Tomorrow is Jack's birthday. I want to buy a basketball for him. He will be happy.
1．____ is my good friend. ( )
| A．Dongdong | B．Jack | C．Bob |
| A．Sanya | B．Huaihua | C．Changsha |
| A．Monday | B．Friday | C．Tuesday |
| A．Saturday | B．Monday | C．Sunday |
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
