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Amy: Let’s have a picnic this Sunday.
Bill: 1．
Amy: But what are we going to take for our picnic?
Bill: Sorry, I have no idea. 2．
Amy: OK. I like apple juice very much. 3．
Bill: Yes, I do. 4．
Amy: Two bottles of apple juice.
Bill: All right. We also need some bananas.
Amy: 5．
Bill: Six.
Amy: OK. Let’s go shopping now.
| A．Do you like it? |
| B．How many bananas do we need? |
| C．Great. |
| D．Let’s make a shopping list. |
| E．How much juice do we need? |
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
