1. 句型转换

1. （1） Alan can sing both popular songs and classical songs．(改为同义句)

     Alan can sing  popular songs   classical songs．

3. （2） What a beautiful girl she is!(改为同义句)

     the girl is!

5. （3） He became interested in computers when he was ten．(改为简单句)

   He became interested in computers    ten．