( ) 1. A. come B. comes C. is coming D. came
( ) 2. A. in B. at C. on D. to
( ) 3. A. very good B. very well C. very much D. very nice
( ) 4. A. When B. What C. Where D. Which
( ) 5. A. celebrate B. celebrates C. celebrating D. to celebrate
( ) 6. A. water B. clean C. play D. make
( ) 7. A. In B. On C. At D. For
( ) 8. A. at B. in C. to D. together
( ) 9. A. eat B. eats C. ate D. eating
( ) 10. A. watch B. watches C. watching D. watched
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