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| TV-1 5:15 pm | Are you interested in animals and plants(植物)? We will show many beautiful pictures about some endangered(濒危的)animals and plants. |
| TV-2 8:10pm | People all around the world enjoy good food. We will take you around the world and enjoy delicious food in different places. |
| TV-3 9:00 pm | Would you like to meet new friends from the United States? Watch our programme and call us, and then you may have new pen pals(笔友)soon. |
1．If you want to know something about animals and plants , you should watch TV at _____. ( )
| A．5:15 pm | B．9:00 pm | C．7:40 pm |
| A．TV-1 | B．TV-2 | C．TV-3 |
| A．TV-1. | B．TV-2. | C．TV-3. |
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
