搜索
Bei bei: Hi, Chen Jie. This is my friend, Amy.
Chen Jie: Nice to meet you, Amy.
Amy:
Chen Jie:
Amy: I’m from the UK.
Chen Jie:
Amy and Bei bei: OK!
Chen Jie:
Amy: I see nineteen kites.
Chen Jie: Oh! Where is my kite?
Amy:
Chen Jie: Thanks.
| A．How many kites do you see? |
| B．It’s in the tree. |
| C．Where is Amy from? |
| D．Where are you from? |
| E．Nice to meet you, too. |
| F．Let’s fly the kites! |
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
