Simple complex compound practices 

​Pattern 1: simple: By + V-ing 

Complex:  If + S + V + ext. 

Compound: S + V + ext + and + S + V + ext. 

• ​Simple: By + V-ing ...
• ​Complex: If + S + V ...
• ​Compound: S + V, and (then) S + V ...

1. • ​Simple: By studying hard, you can pass the exam.
   • ​Complex: If you study hard, you can pass the exam.
   • ​Compound: Study hard, and you will pass the exam.
2. • ​Simple: By working out daily, you will stay fit.
   • ​Complex: If you work out daily, you will stay fit.
   • ​Compound: Work out daily, and you will stay fit.
3. • ​Simple: By saving money, you can buy a house.
   • ​Complex: If you save money, you can buy a house.
   • ​Compound: Save money, and you can buy a house.
4. • ​Simple: By reading books, you can gain knowledge.
   • ​Complex: If you read books, you can gain knowledge.
   • ​Compound: Read books, and you will gain knowledge.
5. • ​Simple: By practicing regularly, you will improve your skills.
   • ​Complex: If you practice regularly, you will improve your skills.
   • ​Compound: Practice regularly, and you will improve your skills.
6. • ​Simple: By eating balanced meals, you will boost your immunity.
   • ​Complex: If you eat balanced meals, you will boost your immunity.
   • ​Compound: Eat balanced meals, and you will boost your immunity.

​Pattern 2: Simple: Without + V-ing 

Complex: Unless + S + V 

Compound :  S + V + or/otherwise  + S + V

• ​Simple: Without + V-ing ...
• ​Complex: Unless + S + V ... (or: If + S + negative V)
• ​Compound: S + V, or / or else / otherwise S + V ...

7. • ​Simple: Without studying hard, you will fail the exam.
   • ​Complex: Unless you study hard, you will fail the exam.
   • ​Compound: Study hard, or you will fail the exam.
8. • ​Simple: Without leaving now, you will miss the train.
   • ​Complex: Unless you leave now, you will miss the train.
   • ​Compound: Leave now, or you will miss the train.
9. • ​Simple: Without paying the bill, your service will be disconnected.
   • ​Complex: Unless you pay the bill, your service will be disconnected.
   • ​Compound: Pay the bill, or your service will be disconnected.
10. • ​Simple: Without wearing a jacket, you will catch a cold.
    • ​Complex: Unless you wear a jacket, you will catch a cold.
    • ​Compound: Wear a jacket, or you will catch a cold.
11. • ​Simple: Without running fast, you cannot catch the bus.
    • ​Complex: Unless you run fast, you cannot catch the bus.
    • ​Compound: Run fast, or you cannot catch the bus.
12. • ​Simple: Without drinking enough water, you will get dehydrated.
    • ​Complex: Unless you drink enough water, you will get dehydrated.
    • ​Compound: Drink enough water, or you will get dehydrated.

​Pattern 3: Conditional Rules in Context (Work & Study)

13. • ​Simple: By submitting the report on time, you will get a promotion.
    • ​Complex: If you submit the report on time, you will get a promotion.
    • ​Compound: Submit the report on time, and you will get a promotion.
14. • ​Simple: Without finishing your homework, you cannot play outside.
    • ​Complex: Unless you finish your homework, you cannot play outside.
    • ​Compound: Finish your homework, or you cannot play outside.
15. • ​Simple: By managing your time properly, you can reduce stress.
    • ​Complex: If you manage your time properly, you can reduce stress.
    • ​Compound: Manage your time properly, and you can reduce stress.
16. • ​Simple: Without listening carefully, you will miss the instructions.
    • ​Complex: Unless you listen carefully, you will miss the instructions.
    • ​Compound: Listen carefully, or you will miss the instructions.
17. • ​Simple: By taking clear notes, you can review easily.
    • ​Complex: If you take clear notes, you can review easily.
    • ​Compound: Take clear notes, and you can review easily.
18. • ​Simple: Without double-checking your work, you will make silly mistakes.
    • ​Complex: Unless you double-check your work, you will make silly mistakes.
    • ​Compound: Double-check your work, or you will make silly mistakes.

​Pattern 4: Daily Life & Health

19. • ​Simple: By sleeping early, you can wake up fresh.
    • ​Complex: If you sleep early, you can wake up fresh.
    • ​Compound: Sleep early, and you will wake up fresh.
20. • ​Simple: Without sleeping early, you will feel tired tomorrow.
    • ​Complex: Unless you sleep early, you will feel tired tomorrow.
    • ​Compound: Sleep early, or you will feel tired tomorrow.
21. • ​Simple: By washing your hands properly, you can avoid germs.
    • ​Complex: If you wash your hands properly, you can avoid germs.
    • ​Compound: Wash your hands properly, and you will avoid germs.
22. • ​Simple: Without driving carefully, you might have an accident.
    • ​Complex: Unless you drive carefully, you might have an accident.
    • ​Compound: Drive carefully, or you might have an accident.
23. • ​Simple: By eating fresh fruits, you can maintain good health.
    • ​Complex: If you eat fresh fruits, you can maintain good health.
    • ​Compound: Eat fresh fruits, and you will maintain good health.
24. • ​Simple: Without wearing a helmet, you risk getting injured.
    • ​Complex: Unless you wear a helmet, you risk getting injured.
    • ​Compound: Wear a helmet, or you risk getting injured.

​Pattern 5: Finance & Travel

25. • ​Simple: By booking early, you can get cheap tickets.
    • ​Complex: If you book early, you can get cheap tickets.
    • ​Compound: Book early, and you will get cheap tickets.
26. • ​Simple: Without carrying cash, you cannot buy local products here.
    • ​Complex: Unless you carry cash, you cannot buy local products here.
    • ​Compound: Carry cash, or you cannot buy local products here.
27. • ​Simple: By planning ahead, you can avoid travel delays.
    • ​Complex: If you plan ahead, you can avoid travel delays.
    • ​Compound: Plan ahead, and you can avoid travel delays.
28. • ​Simple: Without carrying a passport, you cannot enter the airport.
    • ​Complex: Unless you carry a passport, you cannot enter the airport.
    • ​Compound: Carry a passport, or you cannot enter the airport.
29. • ​Simple: By spending wisely, you will build savings.
    • ​Complex: If you spend wisely, you will build savings.
    • ​Compound: Spend wisely, and you will build savings.
30. • ​Simple: Without locking the door, your belongings will be unsafe.
    • ​Complex: Unless you lock the door, your belongings will be unsafe.
    • ​Compound: Lock the door, or your belongings will be unsafe.