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A. Can you draw pictures, too?
B. She's an art teacher.
C. Who's that boy?
D. Is it difficult to draw pictures?
E. What's he doing?
F. Does he draw pictures on Saturdays?
Lisa: Hi, Kate. 1． Is he your brother?
Kate: Yes, he is.
Lisa: 2．
Kate: He's drawing a picture.
Lisa: 3．
Kate: Yes, he has art lessons on Saturdays.
Lisa: 4．
Kate: Yes, but my mum often helps him. 5．
Lisa: 6．
Kate: Yes, I often practice it at home.
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
