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Who | Where | When | How | What |
Cindy and her aunt | Beijing | June | by plane | climbed the Great Wall |
Rory and his parents | Shanghai | July | by car | visited the Huangpu River |
Jim and his cousin | Xiamen | last week | by train | went swimming, ate seafood (海鲜) |
Jack and his friend John | Xi'an | last month | by taxi | visited the museum |
1．Cindy went to Beijing in July.
2．Rory visited the Huangpu River with his parents.
3．Jim went to Xi'an by train with his cousin.
4．Jim ate seafood in Xiamen.
5．Last week, Jack and John visited the museum.
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
