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（______） 1. Mr and Mrs Scott have a new________.
A. car B. chair C. house
（______） 2. They want to buy some________.
A. chairs B. tables C. beds
（______） 3. - How much is the chair? - ________ yuan.
A. Two hundred B. One hundred C. Three hundred
（______） 4. - Do they buy the chairs? - ________.
A. Yes, they do B. No, they can't C. NO, they don't
（______） 5. They want to buy________ and________ chairs.
A. good; expensive B. bad; cheap C. good; cheap
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
