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Hello, I’m Sam. I am a _⑴__. I am big and fat. I have a __⑵__. My __⑶_ is short. My_⑷_ are long. I have four __⑸__. I like __⑹___ with my yellow __⑺__.
⑴A. dog B. dogs C. mouse
⑵A. body B. bodys C. the body
⑶A. tail B. tails C. the tail
⑷A. ear B. ears C. an ear
⑸A. leg B. legs C. foot
⑹A. run B. play C. jump
⑺A. ball B. balls C. a ball
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
