19. Why are you late ? Because I ………………………….the bus
20. ……………………he had enough money , he refused to buy a new car
21. ……………………, he walked to the station .
22. She left him…………………..she still loved him .
23. ……………………..her lack of hard work , she was promoted .
19. missed
20. Although
21. Therefore
22. but
23. Despite/In spite of