来自江孝感的问题
Ionce___inajuniorhighschoolfortwoyears.ButIamateacherinaseniorhighschoolnowandI____herefor14yearsA.workedhaveworkedB.hadworkedhaveworkedC.haveworkedhaveworkedD.workedwork我想问once后面这种应该接什么
Ionce___inajuniorhighschoolfortwoyears.ButIamateacherinaseniorhighschoolnowandI____herefor14years
A.workedhaveworked
B.hadworkedhaveworked
C.haveworkedhaveworked
D.workedwork
我想问once后面这种应该接什么时态

