句型转换（本题共5小题，每小题1分，共5分）
There are some books on the desk. (改为否定句)
There ___________ ______________ books on the desk.
It is cold in winter in Harbin. (对划线部分提问)
________ the _______ like in winter in Harbin?
There are many offices in the building. (改为单数句)
There is __________ _____________ in the building.
The library is in front of the dining hall. (对划线部分提问)
___________ ____________ the library?
It’s Monday tomorrow. (对划线部分提问)
______________ ____________ is it tomorrow?