阅读短文，选择正确的答案。

      My name is Jim. This is a picture of my flat. Please come and look at my flat. There are three bedrooms,

two living rooms, a bathroom and a kitchen. I have my own room now. It's not big but very nice. There is a

bed, a shelf, a desk and a chair in it. There are many books on the shelf. There are purple curtains. There is a

fan on the wall. It's cool. I love my room.

1. This is a picture of _______________ flat.

A. Jim

B. Jim's

C. Jims'

2. — How many rooms are there in the flat?  — _______________.

A. Six.

B. Seven.

C. Eight.

3. — Where are the books?  — _______________.

A. On the desk

B. On the bed

C. On the shelf

4.  — What colour are the curtains?  — They are_______________.

A. black

B. pink

C. purple

5. — Is the fan on the desk?  — _______________.

A. Yes, it is

B. No, it isn't

C. It's on the desk

负电荷沿着电场线方向移动时，其电势能逐渐            ，在光滑的水平面上将两个同种电荷有静止释放，两电荷的电势能将逐渐            。