根据下列句子所给汉语意思，写出空缺处各单词的正确形式。
小题1:Almost all the jobs require ___________(受过教育的) workers.
小题2:The antiques(古董) have been handed down to them from one ______________(代) to another.
小题3:English is an ____________(官方的)language in India.
小题4:Thank you for your _______ (邀请) me to your birthday party.
小题5:The scientist often ___________(向……投稿) to an academic journal.
