(Y="Yang" Ling H=Helen)
Y:Good afternoon!
H:Good afternoon!Are you free now ?
Y:Yes, I am.
H:Let’s go to the library.
Y:Good idea! How do we go there?
H:Shall we go there on foot ?
Y:No, let’s go there by bus.
H:OK. Is that bus for the library?
Y:Oh,no. This bus is for the library.
H:OK. Let’s go!
( )(1)It’s in the morning.
( )(2)Yang Ling is free now.
( )(3)Helen and Su Hai go to the library.
( )(4)They go to the library on foot .
( )(5)That bus is for the library.
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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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