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| Price List (价格表) A.  B.  C.  D.  E.  ¥5 ¥5 ¥10 ¥1 ¥3 F.  G.  H.  J.  ¥2 ¥10 ¥8 ¥2 |
Gao Wendi: I want (想要) three books and a pencil.
Hao Tian: A bear and a card, please.
Du Xiaomao: I need (需要) five crayons and a ruler.
Lu Hua: I’m hungry (饿了). I want (想要) a pear and a banana.
(1)
(2)
(3)
(4)
2．仔细阅读价目表，看清物品单价，帮Gao Wendi和Du Xiaomao算一算，他俩一共花了多少钱？将答案的番号写在括号里。
They need ______ yuan.
A. 36 B. 30 C. 39
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
