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Grace: Of course. I’m going on a trip to the countryside.
Nancy: I also want to take a trip. And I’m considering 1． some money for my trip.
Grace: Make money by yourself ? A great idea! Could you tell me more about it?
Nancy: I want to hold a fruit sale in our neighborhood. And I will prepare the fruit by myself.
Grace: I’m 2． in your plan. I want to join you. When shall we start our sale?
Nancy: I’m going to start it when the exam is 3．.
Grace: What are we going to do first?
Nancy: We must make a poster (海报) first at school. Then more and more people will know about our fruit sale. Maybe our schoolmates will become our first 4． and buy our things.
Grace: Good idea! Let me make the poster. I’m good at designing posters.
Nancy: I’m going to the countryside to get the freshest fruit. I think people will like our fruit.
Grace: I can’t 5． to do it! Let’s try our best to make it!
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
