搜索
A. 
B. 
C. 
D. 
E. 
F. 
G. 
H. 
I. 
J. 
2．You should drink milk every day.
3．I’m tired.
4．National Day is on October 1st.
5．I’m going to fly a kite on Children’s Day.
6．I want to make a phone call to my mother.
7．I would like to buy some flowers for my mother.
8．We had a picnic last weekend.
9．I went to the Great Wall last summer.
10．I started to walk when I was one year old.
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
