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This 1.________ Bob’s room. The window is big, and the wall 2.________ white. There 3.________ 4.________ picture 5.________ the wall. There 6.________ a desk 7.________ front 8.________ Bob. The desk is very big. There 9.________ three pencils and 10.________ cup of tea 11.________ the desk. 12.________ the desk, there 13.________ a schoolbag. Are there some curtains 14.________ the room? Yes, 15.________ 16.________. Bob’s room 17.________ clean and bright.
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
