阅读短文，选择正确答案。

      This is my room. There is a bed, a desk, a closet and a shelf. There are two end tables near the bed. The

computer is on the desk. The books are on the shelf. The trash bin is behind the door. What can you see over

the bed? It's my picture! I love my room very much.

1. How many beds are there in my room? [ ]

A. Two beds.

B. One bed.

C. Three beds.

2. Where are the two end tables? [ ]

A. They are near the bed.

B. They are on the shelf.

C. They are behind the door.

3. Where is the computer? [ ]

A. It is on the shelf.

B. It is on the desk.

C. It is behind the door.

4. Is the trash bin in front of the door? [ ]

A. Yes, it is.

B. No, it isn't.

C. No, it doesn't.

5. What can you see over the bed? [ ]

A. It's a picture.

B. It's the bed.

C. It's the trash bin.

必须由具备相应条件并申请后经过批准的医疗机构才能使用的是

A．麻醉药品
B．精神药品
C．毒性药品
D．放射性药品
E．戒毒药品