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Hello! I’m Jim. Look. Here is a form about my pen friends.
| Name | Age | City | County | Language | Hobby |
| Tingting | 13 | Shanghai | China | Chinese and English | Listening to music and painting |
| Mike | 11 | New York | America | English and Japanese | dancing and playing basketball |
| Jack | 12 | London | the UK | English and French | playing football |
1．Tingting is Chinese.
2．Mike is thirteen years old.
3．Jack lives in New York.
4．Mike and Jack love playing basketball.
5．Jim has got three pen friends from different countries.
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
