( )you often ( )in the library?A,do;reading B,do;read C,are reading
问题描述:
( )you often ( )in the library?A,do;reading B,do;read C,are reading
答
B
有了oftenC排除因为C是现在进行时
A也可以排除因为A前面有了do 后面就不可以用reading