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| When: May 16th Where: on the playground What: Mike (play football) Zhang Peng (run) |
| When: June 5th Where: in the library What: Amy (make book cards) Sarah (draw cartoons) | ||
sports meet | reading festival | ||||
It is May 16th. We are having the sports meet on the _______. Look! Mike is playing football. Zhang Peng is _______. How exciting! | It is _______. We are having the reading festival in the library. Look! Amy is _______. Sarah _______. How funny! | ||||
| When: June 17th Where: in the gym What: Zhang Peng (sing English songs) Amy (tell stories) | ||||
| English festival | |||||
| _________________________________________________________________________________________________________________________________________________________________________________________________________________________ How interesting! | |||||
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
