根据句子意思，用括号内所给词的正确形式填空。

1．Is Grandfather at home now? I want to say hello to_____ （he）．

2．There_____ （be）some pencils on the desk．

3．We do morning_____ （exercise）at school every day．

4．spend about two hours a day_____ （do）my homework．

5．Amy is a member of the Swimming Club．She is a good_____ （swim）．