问题详情：
单词拼写；根据句意，用括号内所给单词的正确形式填空。
1．When I was young，my mother always asked me to mind table ________(manner)．
2．In China，the old family members are ________(expect) to eat first at the table.
3．Lily always feels excited about ________(help) others.
4．When did they invent the ________(person) computer?
5．Computers were a wonderful ________(invent) in the 1920s though they were very huge at that time.
【回答】
1．manners cted ing onal ntion
知识点：构词法
题型：完成句子
