Sandy is so careful that she ________makes mistakes in her homework．

A．usually           B．seldom          C．often              D．always

Sandy does not have much time to play tennis. She _____ plays tennis.

A．always            B．often             C．usually            D．seldom

I __________ watch TV plays．I don't like them．

A．often            B．always            C．seldom               D．usually

John       goes fishing on holiday. He likes staying at home and watching TV.