根据括号中所给的中文写出单词，使句子意思完整
小题1:After twelve hours’ work, I am too tired to join their ___________(讨论).
小题2:The Special Olympic Games include many events ____________(相似) to the games in Olympics. .
小题3:The purpose of Chinese Dream Show is to help people ___________(实现) their dreams.
小题4:Recycling is also a good way to reduce pollution. We should _________(分开) waste into different groups so that it can be recycled.
小题5:My mother was once a __________(秘书) of a big company, but now she just stay at home to look after me.