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Hello, I’m Amy. Mr and Mrs Smith are my grandparents. They live in China now. They are from the UK. Mr Smith was a singer many years ago. He sang in lots of countries. But now he doesn’t work. He’s old now. Mrs Smith was a dancer. She danced very well. She is retired (已退休的) too. She can make cakes. Yesterday she made a cake for me. I love my grandparents.
1．Mr and Mrs Smith live in England.2．Mr Smith was a singer many years ago.
3．Mrs Smith was a singer too.
4．Mrs Smith can make cakes.
5．Mr Smith still works now.
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
