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A. She’s in the library.
B. Thank you.
C. OK, Mum.
D. It’s my doll.
E. I want a toy dog.
F. Yes, he is.
G. No, it isn’t.
H. Come in, please.
1．Is he your father? （
2．I’m late, Miss Li. （
3．What’s that over there? （
4．Where’s my sister? （
5．Is this your ruler? （
6．Here you are. （
7．Make a wish, Bobby, （
8．Time for bed. （
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
