根据短文内容，从下面方框中选择适当的短语填空，使短文内容完整正确，并将答案填写在答题卡相应位置上。

Mike was alone at home last year, because his parents were always busy working in other cities. He        , so he often turned on the TV and watched different programs. However, these programs         him. He had lost himself in them.       , he spent little time on his study. Luckily, his mother realized his problem        . She talked about it with his teacher and decided to come back to Nanjing. Mike was very glad to live with his mother. So far, he has   in his study. He believes he can catch up with his classmates soon.