a. Put the verb in brackets into the correct tense:
1.If I see him, I (give) ....................................... him a gift.
2.If he (study) .................................... hard, he can pass the exam.
3.Rice plants (grow) ................................ if there is enough rain.
4.If she (not hurry) ................................., she may be late.
5.If I tell you a secret, ............... you (promise) ........................ not to tell it to anyone ?
b.Use UNLESS instead of IF :
1.If you are not careful, you will cut yourself with that knife.
- Unless ...................................................................................................................................
2.If you do not like this one, I’ll bring you another.- Unless .........................................................
3.She ‘ll be late if she does not hurry. - Unless ...........................................................................
4.If you doesn’t sneeze, he won’t know that we are there.
- Unless......................................................................................................................................
5.If she does her hair differently, she will look quite nice.
- Unless ...........................................................................................................................................
c.Make conditional sentences according to the fact provided (type 1)
1.Keep silent or you wake the baby.- ..............................................................................................
2.Go right now or you’ll be late for the train.- ..............................................................................
3.Be calm or you’ll make a wrong decision.- ................................................................................
4.Practice speaking English regularly or you will not pass this entrance exam.
- ......................................................................................................................................................
5.Turn down the gas or the rice will burn. -....................................................................................
Biến đổi Unless= if …….not.
1. If Andrew is not lazy, he will pass the final examination. (unless)
→ Unless Andrew is lazy, he will pass the final examination
2. John will not catch the train unless he runs more quickly. (If)
→ If John doesn't run more quickly, he will not catch the train
3. The tree will die if it isn’t watered every day. (unless)
→ Unless the tree is watered every day, it will die
4. Life won’t be very easy if we don’t earn lots of money. (unless)
→ Unless we earn lots of money, life won’t be very easy
5. If you don’t practice more often, your English won’t be better.
→ Unless you practice more often, your English won’t be better
6. Jack will be dismissed if he doesn’t try to work harder.
→ Unless Jack tries to work harder, he will be dismissed
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