IV. Use the correct form of the words in brackets to finish the sentences.
1. Terraced rice fields in Sa Pa are slopes claimed for cultivation in hilly or ... areas. (mountain)
2. For the Muong, rice is also the main ... crop. (agriculture)
3. The Muong call their ... calendar“sach doi”, which is made from 12 bamboo sticks that represent the 12 months. (tradition)
4. Viet Nam is a country of tremendous ... with 54 ethnic groups. (diverse)
5. The ethnic minority groups in Viet Nam have been living in co-existence. (peace)