搜索
Their Hobbies
| swim | skate | play football | draw pictures | |
| Su Hai | ★ | ★ | ★ | |
| Nancy | ★ | ★ | ||
| Mike | ★ | ★ | ★ | ★ |
| Helen | ★ | ★ | ||
| Su Yang | ★ | ★ |
1．Su Hai and Su Yang both like swimming and drawing pictures.
2．Nancy and Helen don’t like playing football.
3．Mike has many hobbies.
4．Su Yang likes playing football.
5．Helen only likes skating.
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
