A. What do we need? B. It’s cloudy. C. I need an umbrella. D. Let’s play basketball. E. He needs a pen. |
1.你想建议大家去打篮球,你会说:
2.你想告诉大家,他需要一支钢笔,你会说:
3.你想问大家需要什么时,你会说:
4.你想告诉弟弟外面是阴天,你会说:
5.外面下雨了,你需要外出,你会说:
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