Cần gấp ạ ..........

If 1:

If + S + am/is/are , S + will/can/shall + V1

If + S + V1/s/es , S + will/can/shall + V1

--> Câu điều kiện có thật ở hiện tại / điều kiện có thể xảy ra ở hiện tai và tương lai 

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Unless: trừ khi = If .. not 

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1. If you don't work hard, you will lose your job. 

2. If you don't pay attention to the teacher, you won't understand the lessons. 

3. If you don't go to bed early, you can't get up early the next morning. 

4. If you don't save money now. you will be in debt in the future. 

5. If you want to win a place at university, you will read more referent books. 

6. If you don't drive more carefully, you will have an accident. 

7. If you don't brush your teeth often, you will get toothache. 

8. If you listen carefully, you will know what to do.

9. Unless Andrew is lazy, he will pass the final examination. 

10. If John doesn't run more quickly, he won't catch the train.