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Ben is going to visit his grandparents in New York next week. He wants to give some presents to them. Yesterday he went shopping with his parents. In the shop, he bought a blue sweater and black trousers for his grandfather and some good books for his grandmother. Both his parents thought they were very good presents. Ben was very happy.
1．Where are Ben’s grandparents? ( )| A．In London | B．In New York. | C．In Nanjing. |
| A．He visited his grandparents. |
| B．He went shopping with his friends. |
| C．He went shopping with his parents. |
| A．One. | B．Two. | C．Three. |
| A．a blue sweater | B．black trousers | C．some books |
| A．Next week | B．Next month | C．Tomorrow |
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
