WHEN THE OLD SCHOOL FRIENDS MET, A LOT OF HAPPY MEMORIES

35. - UNIT4 -12 NGUYENTHI CHI- CO DAP AN
UNIT4 -12 NGUYENTHI CHI- CO DAP AN

35. When the old school friends met, a lot of happy memories ... back.

a. brought

b. had brought

c. were brought

d. had been brought