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My uncle is coming to have dinner with us. Mum and I go shopping. We need to buy some meat, vegetables, and fruits. Meat was thirty yuan a kilo (千克) before. But now two kilos are ninety yuan. I say, "Mum, let's buy some fish." Mum answers, "OK. "Fish is my uncle's favourite food. We buy one kilo and a half. We buy some potatoes, tomatoes, mushrooms, and so on. We also buy some apples. But we don't buy any bananas. He doesn't like them. Mum also wants to buy some oranges. Because I like them very much. But we can't find any. We go home at four in the afternoon.
1．My uncle's favourite food is fish.2．We go home at five in the afternoon.
3．Meat is forty-five yuan a kilo now.
4．We bought (buy的过去式) two kinds of fruits.
5．I like oranges. We buy some.
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
