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Dear Tim,
My name is Tommy. I’m your pen-friend. I’m ten years old. I like meat and fish. I like apples, bananas and grapes. I’m not very good at school but I’m good at sports. I like swimming and playing football. I live in Shanghai. The weather in Shanghai is very nice. In spring it is rainy, warm and wet. In summer it’s sunny and hot. In autumn it is cloudy and dry. In winter it’s cold and dry.
Your friend,
Tommy
1．—Who’s Tommy’s pen-friend?—
2．—Is Tommy very good at sports?
—
3．—What’s the weather like in spring in Shanghai?
—It’s
4．—How old is Tommy?
—He’s
5．—What does Tommy like?
—He
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
