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| First name: Jack Last name: Green Age（年龄）: 11 Phone number: 289-4567 Favorite thing（最喜欢的物品）: a black watch Family members （成员）: father, mother, sister |  | First name: Paul Last name: Brown Age: 12 Phone number: 681-5698 Favorite thing: a white model plane Family members: father, mother, two sisters |  |
| First name: Gina Last name: Smith Age: 11 Phone number: 567-4598 Favorite thing: a purple jacket Family members: grandma, parents, brother |  | First name: Kate Last name: Miller Age: 12 Phone number: 820-6789 Favorite thing: a blue schoolbag Family members: grandparents, parents, brother |  |
1．What color is Jack’s watch?
| A．Black. | B．Purple. | C．White. | D．Blue. |
| A．Green. | B．Smith. | C．Brown. | D．Miller. |
| A．289-4567. | B．567-4598. | C．681-5698. | D．820-6789. |
| A．Five. | B．Six. | C．Three. | D．Two. |
| A．Jack and Paul are 11 years old | B．the purple jacket is Kate’s |
| C．Paul has a brother | D．Kate’s schoolbag is blue |
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
