问几道英语的句型转换题,帮忙阿,谢谢! I don't know what I should do.（同义句） I do

问几道英语的句型转换题,帮忙阿,谢谢! I don't know what I should do.（同义句） I do...
问几道英语的句型转换题,帮忙阿,谢谢!
I don't know what I should do.（同义句）
I don't know （）（）do.
There will be some paper money in the future.（否定句）
There（）be any paper money in future.
Marcia said to the girl,'you look excited today.'（变为间接引语）
Marica told the girl that（）looked excited（）day.