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This is a photo of Mr Black’s family. The man with glasses is Mr Black, the father. The woman is the mother. They have a son and a daughter. The son is behind Mr Black. His name is Jack. He’s 14. Kate is Jack’s sister. She is 12. Jack and Kate are in the same school, but they are in different grades. Jack is in Grade Three and Kate’s in Grade One. They are good friends.
1．Mr and Mrs Black have _______.（ ）| A．a son and a daughter | B．Jack and Kate’s sister. |
| C．three children | D．a family of five |
| A．Mr Black’s | B．Mrs Black’s |
| C．Kate’s and Jack’s | D．Kate and Jack’s |
| A．class | B．grade |
| C．school | D．year |
| A．man’s | B．woman’s |
| C．boy’s | D．family |
| A．in the same class | B．good friends |
| C．in different schools | D．in the same grade |
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
