20. I won't go unless
it is not fine tomorrow.
Keys:1. what→that 2. Which→As 3. that→the one 4.
when→that 5. that→which
6. which→that 7. whom→that 8. like→as 9. That→What 10. which→that 11. will→would
12
turned→turns 13. what the matter was→what was the matter 15. is→is that 14
did he do→he did 15. is→is that 16 because→that 17. because→for
18
For→Because 19. died→didn't die
20 is not→is
介词