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14. This year the Mid-Autumn Festival falls on the next Sunday.
15. Would you like to drink milk tea, ________ coffee?
16. I have never joined in a carnival, ________ I am very curious about it.
17. My mother is occupied in her job, ________ she tries to make time for me.
18. I am learning English ________ I want to get a good job after school.
19. Do you want to join us ________ do you want to leave now?
20. I love cats, ________ my mother doesn't allow me to have one.
21. Mary wants to go abroad ________ she saves money from now.