Câu 1: Spring is the time when there is many festivals in our country. 1. is many/are many
Câu 2: Among them, Hoa Ban Festival is a most beautiful and interesting, 2. a most/ the most
Câu 3: And it takes place in Lai Chau. It is typical of the cultural life of the Thai people. 3of the/ for the
Câu 4: In the second lunar month of the year, when it get warmer and hoa 4. It get/ it gets.