A: Can I help you?
B: Yes, I’d like to buy some tomatoes.
A: These tomatoes are fresh.
B: They look nice. How much do they cost?
A: Five yuan a kilo.
B: Five yuan a kilo? They’re too expensive. What about four yuan a kilo?
A: Mm, let me see. OK. How much do you want?
B: Two kilos, please.
A: Here you are. Anything else?
B: That’s all, and here’s the money.
A: Thank you.
( ) 1.Mrs Web wants to buy some tomatoes.
( ) 2. The tomatoes aren’t fresh.
( ) 3. The tomatoes cost 5yuan.
( ) 4. Mrs. Web wants to buy four kilos of tomatoes.
( ) 5. The tomatoes cost Mrs. Wed 8yuan.
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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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