Mary's parents wanted to know________A. if she worked hard in the officeB. how did she work in the officeC. what did she work in the office
-_______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.