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Look! This is our new classroom. It’s big and beautiful. Let’s go into the classroom and have a look. The blue door is in the wall. There are 51 desks and 52 chairs on the floor. The black computer is on the teacher’s desk. That is my seat. My seat is near the window. We love our classroom.
1．Where is the door? ( )| A．The door is in the wall. | B．The door is in the window. | C．The door is near the wall. |
| A．It’s red. | B．It’s white. | C．It’s blue. |
| A．Fifty-one. | B．Fifty-two. | C．Fifty-three. |
| A．Yes, they are. | B．No, they aren’t. | C．Yes, it is. |
| A．It’s on the teacher’s desk. | B．It’s in the wall. | C．It’s in the door. |
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
