* Choose the correct preposition to complete each sentence: "in, at, on, to, for, of, between, till, since" 1- He is 14 years old. He was born.......…... 20th September. 2- I and my family went........ a picnic with his family last Sunday. 3- He village is about 100 kilometers......... ........ the north of Ha Noi City. .... their parents. ...... December. 10 am and 2 pm. ..... night. 4- They took many photos to show the picnic..... 5- I will stay there till the beginning...... 6- He and his friends have a party. 7- She often does her homework....... 8- We will live in HCM city from January. 9- She has visited Ha Long Bay 10-We often go fishing ........ July. last week. the weekends.