They always have a party ________ the evening of December 31st.
| A．on | B．at | C．in | D．for |
( )
This is my_______
A. study B. house C. classroom
( )—What’s four and five?
A. ten B. eleven C. nine
( ) --Whose class is that?
--It is _______classroom.
A. your B. my C. you
( ) --Whose is ball is this?
--It is _______ball.
A. Li Lei B. Li Yan C. Ken’s
( ) –How much ______ the pencils?
--They are 10 Yuan.
A. is B. am C. are