读短文判断正(T)误(F)。

      I have a new flat. There is a living room, a kitchen, a bathroom and two bedrooms in it. Come and have a

look at my bedroom. There is an air-conditioner over the desk. There is an end table and a closet near the bed.

And there is a picture over the bed. I have a trash bin behind the door. I empty the trash every day. Look!

What's under the desk? There is a chair. I love my bedroom. I clean my bedroom on Sundays.

( ) 1. There are two end tables in my bedroom.

( ) 2. There are four rooms m my home.

( ) 3. The chair is under the desk.

( ) 4. The door is behind the trash bin.

( ) 5. I clean my bedroom on weekends.

灰分是标示（　　）一项指标。

A．无机成分总量

B．有机成分

C．污染的泥沙和铁、铝等氧化物的总量