搜索
A. The panda can do kung fu.
B. —Are there any houses near the mountains? —Yes, there are.
C. —Is there a lake? —No, there isn’t. There is a river.
D. —What’s this? —It’s a bed. This is my bed.
E. —Is it a zoo? —Yes, it is.
F. —What’s your favourite drink? —Orange juice.
G. Look! The flowers are beautiful.
H. —What can you see? —I can see a park. A park is over there.
1．
（2．
（3．
（4．
（5．
（6．
（7．
（8．
（
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
