1.Theunemploymentrateinthisdistrict________from6%to5%inthepasttwoyears.
A.hasfallenB.hadfallenC.isfallingD.wasfalling
2.-Nancyisnotcomingtonight.
-Butshe____________!
A.promisesB.promisedC.willpromiseD.hadpromised
3.Ithinkmyfatherisahero.Heisnotonlystrict____usbutalsostrict_____hiswork.
A.on;inB.with;inC.in;aboutD.with;on
4.I_______whilereadingtheEnglishtextbook.Luckily,myroommatewokemeupintime.
A.hadfallenasleepB.havefallenasleep
C.fellasleepD.fallasleep