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| A. Yes, she is. B. Thank you. C. My name is Tutu. D. I'm from China. E. He's my brother. F. I’m eight. G. Good evening! H. She is my friend. I. Ten. J. He's my grandpa. |
1．What's your name?
2．Who's that boy?
3．Where are you from?
4．Is she your mother?
5．Your sister is beautiful!
6．How many ducks?
7．Who’s this girl?
8．Who’s that man?
9．How old are you?
10．Good evening!
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
