This is John's bedroom．It's very nice．You can see a big window in the wall．Under the window you can see a big desk．A light（灯） and some flowers are on the desk．Near the desk you can see a small desk．You can see a clock on this desk．You can see two books on the floor．Can you see any pictures on the wall? Yes, you can see two．Where is John's cat? It's under his bed．
根据短文内容，判断下列句子正误。正确的用“A”表示，不正确的用“B”表示。
We can see two desks in John's bedroom．
Some flowers and a light are on the small desk．
A clock is on the big desk．
Two pictures are on the floor．
John's cat is under his bed．