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A: How was your vacation, Fred?
B: It was great. 1．
A: Cool! Where did you go in the U.S.?
B: 2． My uncle lives there. Then we went to New York to see my cousin.
A: What was Los Angeles like?
B: It was interesting. I really liked the zoo. 3．
A: Did you see any movie stars in Los Angeles?
B: No, but I saw Tom Cruise in New York. 4． I got his signature.
A: Wow! That’s great! 5．
B: Hmm... Oh yeah, I went to Central Park. I played baseball with my cousin and his friends.
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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
