搜索
A. How was your vacation?
B. Where did you go?
C. What else did you do?
D. Did you take any photos?
E. Did you see any sharks (鲨鱼)?
F. How do you like it?
A: Hello, Tom.
B: Hello, Jimmy.
A: 1．
B: I had a great time.
A: 2．
B: I went to the beach.
A: 3．
B: Yes, I took many photos.
A: 4．
B: I went skating.
A: That sounds interesting. 5．
B: I like it very much. It’s my favorite sport.
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
