Điền giới từ chỉ thời gian để hoàn thành các câu sau

Exercise 6: Giới từ chỉ thời gian  ( Prepositions of Time ) 
 1 . Lucy is arriving............ February the 13th ........ 8 o' clock ............ the morning. 
 2 . The weather is often terrible in London ............ January. 
 3 . It's better to get a taxi if you are out alone. ......... night.  
 4 . She got married............. September. 
 5. They usually go to the south of France............ the summer. 
 6 . Columbus sailed to the Americas ................. the 16th century.  
 7. The Beatles were popular. ......... the 1960s .
 8. I graduated from university ..............2001.
 9. His birthday is. ............... June.
 10. I usually go to my parents '  house ...........Christmas.  We eat turkey together. ..............Christmas  Day. 
 11. The train leaves  ........... tomorrow morning  ............8:00 AM. 
 12. I love going skiing ................. January. 
 13. We  met at the restaurant. ...........8 pm.
 14 . The class is 9am............. Monday mornings.
 15 .I like to drink coffee. ........... the morning and tea. ............. the afternoon. 
 16 .We went out for dinner. ...... last Wednesday. 
 17 . She left London. ......... the 4th of March. 
 18 . I had a party  ............ my birthday. 
 19. Lucy went to New York ............. New Year .
 20. We're meeting. .......... lunchtime. ........next Tuesday.