1.We()heretwohoursago.We()herefortowhoursA.havearrived,havebeenB.havecome,havebeen
接:C.came,havecomeD.arrived,havebeen
2.Thoughitwaslate,()hewentonwithhiswork
A.butB.andC.soD.
3.Wewillhavea()holidayaftertheexam
A.twomonthB.two-monthsC.two-monthsD.twomonths