Liu Ying: I have a skating lesson on Saturday.
Han Mei: That's cool! 1.
Liu Ying: They sometimes go to the cinema.
Han Mei: 2.
Liu Ying: He's a policeman. He is very busy.
Han Mei: Wow! How great! 3.
Liu Ying: Yes, sometimes he does. Usually, my mother does some cooking.
Han mei: 4.
Liu Ying: Of course. She is good at cooking.
A.Is she a good cook? |
B.What about your parents? |
C.What does your father do? |
D.Does he cook food for you? |
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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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