I HAVE NEVER VISITED HA LONG BAY BEFORE.A. THIS IS THE FIRST TIME I...

3. - KIEM TRA 1 TIET SO 1
KIEM TRA 1 TIET SO 1
3. I have never visited Ha Long Bay before.A. This is the first time I visited Ha Long Bay.B. This is the first time I have visited Ha Long Bay.C. This is the first time I had visited Ha Long Bay.D. This is the first time I visit ha Long Bay.