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Betty and her family live in big house in the UK. The house has a big garden with a swimming pool in it. Today is Betty’s tenth birthday. Her mum and dad are having a party for her. They put a long table beside the swimming pool. There are lots of presents, cards and food on the table. Betty and her friends are playing ball games in the pool. Betty’s dog Brownie is in the pool, too. Everyone is wearing a birthday hat. Brownie is wearing a hat, too. It’s so much fun. Betty is very happy that her birthday is in August because she can have a swimming pool party. She wants to have parties like this on each birthday.
1．Betty is eleven years old today.2．Betty is playing ball games in the pool with her friends.
3．Brownie is Betty’s cat.
4．Betty’s birthday is in cold winter (冬天).
5．Betty likes the swimming pool party.
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
