1. Kitty and __________ (she) mother have dinner together.
2. Peter __________ (brush) his __________ (tooth) at seven o’clock.
3. __________ (not run) on the grass.
4. It’s nine o’clock. Tom __________ (get) up.
5. Please __________ (turn) it on.
6. Where __________ (be) the coats?
7. What time is __________ (it)?
8. They are too __________ (tire).
9. Lucy __________ (go) to school every day.

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

