照样子，把句子写具体。

例：爸爸认真地看书。  晚上，爸爸在灯下认真地看书。  

1．同学们尽情地游戏着。                                                                                                                  

2．小鹦鹉飞来飞去。                                                                                                                         

3．老师批改作业。