— What are you going to do this weekend?— I’m not sure ______. Maybe I am going swimming.
-_______students are there in your class, Mr Li? -Fifty.
Daming and Lingling are in .
--- This is Mike Brown. --- Hello,_________.
–Are they ______books? --No, they aren't. They're ______ books.
Damao can playbasketball and he can also playviolin.