A. chicks B. pigs C. hungry D. yellow E. three
—Mother, look. What are they?
—They are balloons. They are pink.
—Look at the animals. What are they?
—They are 1..They are fat.
—How many pigs?
—Let me count. There are 2..
—Mother, look at the 3..
—No, they' re ducks. They can swim.
—What colour are they?
—They are 4.and white.
—Mother, look at the animals. What are they?
—They are cats. They are 5.. They are not happy.

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

