Thisdiploma(毕业文凭)________thatyouhavecompletedhighschool.
Agreatnumberofsmallpowerstations________(setup)intheircounty sinceliberation.
Thedirectorrecommendedthatshe________(study)moreEnglishbeforegoingabroad.
Ipreferthisdiagram________thatone.
Ihavebeenstudyinghereforfouryears,bynextsummerI________.
