I.Circle the mistakes in the following sentenses .(Khoanh tròn những sai lầm trong các câu sau) 1.Ayers Rock is a natural wonder of the worlk in China. 2.If you want to get good mark, you must doing your homework carfully. 3. The food in An Lao is more delicious and cheap than the food is Quy Nhon. 4. What shall we do this evening? -Let's to go out and have an ice-cream. ll.Write the complete sentenses using the given world. 1.This building / tall / that building. 2.There books / expensive / those books. 3.Ho Chi Minh City / hot / of three cities. 4.There / waterfalls / Da Lat.