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I had a happy summer holiday because I did many interesting things.First,I visited my grandparents and ate much delicious food with my family.Then,my parents and I went to Shanghai.We went to the Bund and I swam in the sea.Finally,I went to the zoo with my sister,I was very happy.Because I saw a lot of animals.They were very lovely.So I took photos of all animals.I liked the butterflies best. They were colourful and beautiful.My sister liked them too.I had a wonderful summer holiday this year.What about you?Can you tell me something about it?
1．I didn’t visit the Bund this summer holiday. （________）2．I had a good time this summer holiday. （________）
3．I went to Shanghai with my parents. （________）
4．My sister liked the colourful butterflies. （________）
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
