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We are going to have a sports day in our school. Lingling can run fast. She is going to run the 100 metres. Sam can ride fast, and he is going to ride a bike. Amy can jump high, and she is going to do the high jump. Daming can jump far, and he is going to do the long jump. What am I going to do? I am going to play table tennis.
1．Lingling is going to run the 100 metres. （2．Sam can run fast, and he is going to ride a bike. （
3．Amy can jump far. （
4．Daming is going to do the long jump. （
5．I am going to play football. （
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
