Bài1:Find one mistake in each sentence and correct it: 1.Do you know what the population of the large ethnic group is? 2.She is very familiar about this local specialty .She has taste in three times. 3.This is one of most well know heritage sities in Vietnam. 4.You can buy a traditional custom in the market with a reasonable price. 5.Among these ethnic groups,which one you think has the most beautiful traditional costume? Bài 2: Make questions for the underlined words: 1.The Muong people often play flute trumpet and gong.(flute trumpet and gong) ---------------------------------------------------------------------------- 2.The Viet is the largest ethnic group in Vietnam.(The Viet) -------------------------------------------------------------------------- 3.The Change children are named after the family name of their mothers.(of their mothers) --------------------------------------------------------------------------- 4.The highlights of the Muong costume are embroidery on the dress hem and belt.(embroidery on the dress hem and belt) ----------------------------------------------------------------------------------- 5.The Muong live in mountainous area with abundantland for growing wet rice.(mountainous area) ---------------------------------------------------------------------------------- Help me! Thank you!❤