----- Nội dung dịch tự động từ ảnh ----- 7. Have you been to 8. I would like to talk to one of 9. What 10. The airplane landed on (a, an, Mekong River? (a) an, the) beautiful lake! an, the) leaders. (a, an the) airport. Exercise 6. Điền giới từ (chỉ nơi chốn) thích hợp vào chỗ trống under/in (x4)/ among / on (x2)/ at / by (x2) 1. The cat is hiding the sofa. 2. The ball is the box. 3. She found her keys the sofa cushions. 4. The book is the shelf. the window. 5. The dog is barking 6. The children are playing 7. He lives the playground. the beach. a house the sky. 8. The birds are flying 9. The shopping mall is 10. The keys are the door. the corner of the street. Exercise 7. Điền giới từ (chỉ thời gian) thích hợp vào chỗ trống 1. Columbos discovered America.... 1492. 2. You can see the stars...... night, if the sky is clear. 3. Tom isn't here .............. the moment. He'll be back.............. five minutes. 4. The course begins............ 7 January and ends............. 10 March. the age of 79.