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Ann went to Qingdao with her friends on her holiday.They went there by train.They went to the beautiful beach.The weather was sunny and hot.So they had great fun playing in the water.They ate lots of fresh fish for lunch.In the afternoon,they rode bikes.Jack fell off his bike and hurt his leg.So Jack stayed at the hotel and watched TV.On the second day,Ann took many pictures of the sea.And she bought some gifts for her parents.Anyway,they had a good time.
1．Ann went to Qingdao by train.2．The weather was cool and windy.
3．They didn't eat fresh fish.
4．Jack stayed at the hotel because he hurt his foot.
5．Ann bought some gifts for her parents.
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
