XV. Complete the sentences with a suitable preposition. (12) 1. Im looking for my car keys. Do you see them anywhere? 2. I have an appointment with my boss this morning. 3. Do you have any plans for the summer holiday? 4. Thank you very much indeed this fantastic present. 5. You must be polite the new comer. 6. He and his close friend go a boat ride along the river Thames. 7. The students are standing around groups waiting for their results. 8. Smoking and drinking are very harmful your health. 9. We arrived the airport two hours ago. 10. It is important for you to learn all these words heart. 11. They go to countries such Chile, Namibia, Mongolia and Vietnam. 12. There is a monument Ly Thai To in the city centre of Hanoi. gúp mình với