题目内容：

 

1.My mother goes to Beijing ______ (two)a year.

2.She often ________ (help)her mother _______(do) housework.

3.I _______ (hard)ever see him.

4.Tom _______  ( watch)TV every day. Look!He ______ (watch)TV now.

5.Mary always________  (exercise)in the morning.