It’s Daming’s room. Some books are on the floor. Some eggs are on the table. They are broken. There are some apples and bananas on the bed. Daming is reading but his sister starts to cry. What a mess! Her mother wants Daming to clean the room, but Daming can’t do it. He is doing his homework. His mother is going to clean his room.
1.Daming’s room is ______. ( )A.clean | B.in a mess | C.clean and tidy |
A.Eggs | B.Bananas | C.Apples and bananas |
—She is _______.
A.singing | B.crying | C.reading |
A.Daming | B.Daming’s mother | C.his sister |
—They are _______.
A.on the bed | B.in the schoolbag | C.on the floor |
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同类型试题
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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
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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
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