A．with B．teaching C．walls D．deep E．warm F．bring G．ofte...
问题详情： A．with B．teaching C．walls D．deep E．warm F．bring G．often H．animals I．quite J．foundThousandsofyearsago，peoplehadtohunt（打猎）forfood．Theylivedincaves（洞穴）andneededfiretokeep（1） ．Someofthemdrewp...