THE FIRST WORLD WAR --- IN 1918.A. WAS ENDING B. ENDED C. HAD ENDED...

6. - DE THI HOC KI 1 ANH 8 TRAC NGHIEM 100%
DE THI HOC KI 1 ANH 8 TRAC NGHIEM 100%
6. The First World War --- in 1918.A. was ending B. ended C. had ended D. has ended