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Ken: Hello，Ann. Long time no see.
Ann: Long time no see, Ken
Ken: How was your winter vacation?
Ann: It was fine, thanks.
Ken: What did you do?
Ann: I traveled with my parents It's my first trip on an airplane .
Ken: Sounds great! Where did you go?
Ann: We went to Beijing. We visited the Great Wall and take many pictures.
Ken: Can you show me your photos?
Ann: Sure
( ) 1. Ann didn't had a great time in winter vacation
( ) 2. It's Ann's first time on an airplane.
( ) 3. Ann went to Beijing with her parents
( ) 4. Ann didn't take any pictures.
( ) 5. Ann went to the Great Wall.
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
