1.He cleaned his room without any help.(同义句）
He cleaned his room _______ ________.
2.On Wednesday，she did a science experiment。（否定句）
On Wednesday，she _______ _______ a science experimet.
3.Did the robot paint a picture by ieself?(肯定回答）
________________________________________
4.She went to the moon by spaceship.（划线部分提问）
划线部分是（注：by spaceship）
__________________________________
5.My brother doesn’t like playing chess.（肯定句）
______________________________________
He cleaned his room __by_____ _himself_______. On Wednesday，she ___didm't ____ ___do____ a science experimet. Yes, it did.How did she go to the moon?My brother likes playing chess....
