Thistest________anumberofmultiplechoicequestions.
A、composesofThe floor does not look so bad when ________ (sweep) clean.
Agreatnumberofsmallpowerstations________(setup)intheircounty sinceliberation.
Thedirectorrecommendedthatshe________(study)moreEnglishbeforegoingabroad.
Only when you have obtained sufficient data ________ come to a sound conclusion.
Thistest________anumberofmultiplechoicequestions.
