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(A) (B)
（ ） 1. How far is the bus stop from here?
| A．You’re welcome. （ ） 2. Does Ben go to school earlier than you? | B．No, I didn’t. （ ） 3. Don’t be late again. | C．All right. （ ） 4. Can I play computer games now? | D．About a kilometer away. （ ） 5. Did you watch a film last Sunday? | E．No, he doesn’t. （ ） 6. What else would you like? | F．Sorry, you can’t. （ ） 7. Thank you very much. | G．Some masks, please. |
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
