
A. That’s OK.
B. Great. Let’s go and see.
C. You’re welcome.

A. Look at the picture on the wall.
B. Look at the blackboard on the wall.
C. Look to the picture on the wall.

A. Where’s your seat?
B. What’s your seat?
C. Where’s your desk?

A. Let’s clean the bedroom.
B. Let’s clean the classroom.
C. Let’s go to school.

A. Good afternoon, Mr White.
B. Good morning, Miss White.
C. Good afternoon, Miss White.

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

