It s said that you___several countries where the UN___programs to help people in the past two yearsA.visited;operated B.have visited; operatesC.are visiting;operates D.visit;operate
问题描述:
It s said that you___several countries where the UN___programs to help people in the past two years
A.visited;operated B.have visited; operates
C.are visiting;operates D.visit;operate
答