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Two Americans （1）w________to spend their holiday.One day they went to a restaurant for （2）l________．They didn't know Spanish and the waiter didn't know （3）E________．They wanted some milk and fish.
They said the （4）w________“milk”to the waiter again and （5）a________，but the waiter didn't （6）u________ them.（7）A________last，one of the Americans （8）t________ out a piece of paper and （9）b________ to draw a cow.When he finished the picture，the waiter looked at it and ran out of the restaurant.With a smile on his face，the American said to his friend，“You see，a pencil can help you.”
The waiter （10）c________ back a few minutes later，but he brought in no milk，he put down two tickets for a bullfight.
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
