1。I'll __________(写下，记下）all our ideas.
2.This volunteer work takes each of them several hours a week .(改为同义句）
__________________ each of them several hours a week _______ ______ this volunteer work.
3.Don't put it off,_________ _________(完成反意疑问句）
4。Lucy likes helping others . Lily likes it,too.(合为一句）
_____________ Lucy ______________Lily _______ helping others.
5.He found the answer to the problem at last.(同义句）
He ________ _______ the problem at last.
