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Mary’s plan for Sunday | |
| 9:00-10:00 | clean the bedroom |
| 10:00-11:30 | do her homework |
| 12:00-13:00 | have lunch out with her parents |
| 13:30-15:00 | skate in the park |
| 15:30-17:30 | see a film |
| 18:00- 19:00 | have dinner at home |
| 20:00-21:30 | do some reading |
| 21:30-21:45 | talk with classmates on the Internet |
| 22:00 | bedroom |
2．Mary is going to do her homework on Sunday morning.
3．Mary is going to have lunch at home on Sunday.
4．Mary is going to do nothing on Sunday evening.
5．Mary is going to talk with her classmates before she goes to bed.
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
