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| Do you think about our differences? They make us interesting. It is | This is Danny. He tells good stories and makes us laugh. Danny likes to read and write. Maybe he will | This is Nancy. She does best in maths, and she likes to help other people. Maybe she will be a | |
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| This is Sara. She loves to sing, and we like her songs. She does best in music class. Maybe Sara will become a famous | Look around your class. Think about your | ||
| A．teacher | B．singer | C．classmates |
| D．write | E．good | F．same |
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
