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15. You should get up early in order to have time to review your lesson.
16. We should do morning exercise regularly so that we can improve our health.
17. She put on warm clothes in order not to catch cold.
18. He hurried to the station so that he wouldn't miss the train.
19. Mary went to the library in order to borrow some books.
20. John gets up early so as not to be late for class.
21. We hurried to school so that we wouldn't be late.
22. Tom is saving up so as to buy a new bicycle.
23. He studies hard so that he will pass his exam.
24. The fridge was too heavy for us to move it.