Theequipment_____outoforder,theexperimenthastobeputoff.
A、hasbeenYoushouldnothavedriventhatcarwithitsbrakesoutoforder.You_____aserious
Inmostcountries,themetricsystemhasbeen_____forallmeasurement.
Theyfulfilledtheplanmuchearlierthanthey_____
Thedetailedanalysesofthirdandfourthquartersalesareincludedin___finalreport
Tobeginsomeactivityisto_____doingit.