Không dùng a/ an khi dauh từ ở số nhiều hoặc tính từ không đều được. II Multiple choice: 1. what 2. what lovely living room! a. an a. an b. the c. a awtul day! b. a c. the 3. we are ar work at the moment.a. on b. in c. at 4. Red is favorite color. a. mine 5. There is a refrigerator 6. farmers work the kitchen.a, at their farm. b. my c. I b. on c. in b. in c. al 7. This building is. than that one a. biggest b. bigger c. big 8. the new flats are comfortable of all a. more b. the most c. much III. Write exclamatory sentence 1. What is a very comfortable room. 6. This book is very interesting. What What 2. There are modern computers. 7. That bicycle is old. What What