Old people ate raw food and then they began to eat _______ food.(cook)用括号中所给的单词的适当形式填空.各位老师能否告诉一下,为什么这样填?谢谢!

Old people ate raw food and then they began to eat _______ food.(cook)用括号中所给的单词的适当形式填空.各位老师能否告诉一下,为什么这样填?谢谢! raw raw raw raw Old people （f ）to leave their homes. The ＿＿＿men ate raw meat millions of years ago.(older,early) Old people still want____beautiful! we ate f.fish last ninght为什么 ______ evidence shows,for example,that people who lived over three thousand years ago ate salted fish.A．Ancient B．Historic C．Historical D．Old youngh people should be good()old people Early men ate raw meat 改一般疑问句We ueae wood to make furniture 保持意思不变we ues wood ( )( )fureitre some old people are P______cards. even for old people翻译 Unrespet the old people是什么意思 raw capacity raw anger raw是什么意思