问题补充:
单选题Hisfather________inthefactorysincehewastwenty.A.worksB.has workedC.will workD.was working
答案:
B解析根据时间状语从句从他二十岁,可知主语为现在完成时态,选B.
时间:2019-02-23 17:53:11
单选题Hisfather________inthefactorysincehewastwenty.A.worksB.has workedC.will workD.was working
B解析根据时间状语从句从他二十岁,可知主语为现在完成时态,选B.