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Wu Xue is seven years old. She is a student of Grade One. She usually goes to school by bus. Today is Saturday. Wu Xue is doing her homework at home. Tomorrow she is going to visit her grandparents with her mother. In the afternoon, she is going to the bookstore to buy some comic books. She likes reading comic books very much. She will have a good time.
1．How old is Wu Xue? ( )| A．7. | B．8. | C．9. |
| A．By car. | B．On foot. | C．By bus. |
| A．See a film. | B．Visit her grandparents. | C．Do her homework. |
| A．We don't know. | B．Yes, she is. | C．No, she isn’t. |
| A．bad | B．good | C．sad |
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
