21.TheBushmenare_______hunterseventhoughtheirweaponsareprimitive.
22.BeforehelefttheWhiteHouse,thepresidentmadea_______speech.
23.Thelocalgovernmenthasbeguna_______inthiscitytocutdownthetrafficaccidents.
24.Itishighly_______thathecomeheretomorrowtojoinus.
25.Anewideabeganto_______fromhismindwhenhewasonhiswaybackhome.
26.Ifyoujuststayinthiscityforfewdays,wecangiveyoua_______librarycardandyoucanstillmakeuseofthebooksinthecitylibrary.
27.Whenyoubuyanythingexpensive,neverforgettoaskforthe_______fromtheshop.
28.Theseprogramsaredesignedforthoseyoungpeoplewhowantto_______highereducationbutdonothaveenoughtimetogotouniversity.
29.Inordertowritehispaper,heborrowedalotof_______booksfromtheschoollibrary.
30.Whenheopenedthedoor,heusedtoomuchforceand_______thekey.