听问句，选择答句。
（1）A. No, there aren’t.  
B.No, they aren’t.
C.No, they isn’t.
（2）A.Yes ,I can   
B.Yes , You can. 
C.No ,I can’t.
（3）A.Ten .       
B.They are ten.  
C.It’s ten.
（4）A.They like masks.  
B.He likes puppets.      
C.She likes dolls.
（5）A.There are three.   
B.There’s a pen.
C.It’s a pen.