Task 1. Complete the sentences with the words and phrases in the box. (Hoàn thành các câu với các từ và cụm từ trong khung.)  language collection writing system festivals crafts ethnic minoritiestypical speciality   1. The Yao people use ideograms of Chinese origin to write their _________.   2. The Museum of Ethnology has a huge _________ of items of cultural importance from different ethnic groups in Viet Nam. 3. The Thai have their own language, and they also have their own _________. 4. If you are interested in ethnic minority culture, you should really go to one of the  _________ in the northern mountainous regions. 5. The Viet people have many traditional  _________: weaving, carpentry, embroidery ... and their products are famous everywhere. 6. The schools in this region have done much to help children of _________. 7. Mua sap is a _________ dance of Muong people in the North West. 8. Five-coloured sticky rice is a _________ in many parts of Viet Nam.