a. Put the verb in brackets into the correct tense:

1.If I see him, I (give) ...........will give............................ him a gift.

2.If he (study) ...............studies..................... hard, he can pass the exam.

3.Rice plants (grow) ..........will grow...................... if there is enough rain.

4.If she (not hurry) .........does not hurry........................, she may be late.

5.If I tell you a secret, ..will............. you (promise) ......promise.................. not to tell it to anyone ?

1 If I had enough money, I would buy it

2 If I wasn't busy, I could help you

3 If it doesn't rain, there will be a shortage of water

4  If she didn't eat many chíp, she wouldn't be fat

5 I won't only help you unless you promise to try harder

6 Unless it rains soon, the crop will be lost

7 If I weren't tired , I could concertrate properly

8, We don't have a garden, so we don't grow our own vegetables

--> If we had a garden, we would grow our own vegetables

9,He doesn't give you good advice because he isn't your true friend

--> If he were your true friend, he would give you good advice

10, We come late because the rain is so heavy

--> If The rain weren't so heavy, we wouldn't come late

11, You don't get better marks because you don't study harder

--> If you studied harder, you would get better marks

12, She is very busy so she can't go out tonight

--> If she weren't busy, she could go out tonight

13, I don't know anything about her background, so I can't tell you

--> If I knew anything about her background, I could tell you

14, I wasn't hungry so I didn't feel like eating

--> If I had been hungry, I would have felt like eating

15, She's so shy, that why she doesn't have many friends 

--> If she weren't so she, she would have many friends

16, I remembered Susan's birthday only because you reminded me about it

--> If you hadn't remind me about Susan's birthday, I wouldn't have remembered it

17, The car in front stopped so suddenly, so I crashed into its back

--> If the car hadn't stopped so suddenly, I wouldn't have crashed in to it's back

18, They painted the wall brown, that's why the house looked very dark

--> If they hadn't painted the wall brown, the house wouldn't have looked dark

19, My brother will have enough money. He will buy a bicycle

--> If my brother have enough money, He will buy a bycicle

20, I'll buy a new hat. I'll give it to you

--> If i buy a new hat, I will give it to you

21, You'll ask the teacher. He'll explain the lesson to you

--> If you ask the teacher, he will explain the lesson to you

22, I don't have enough money. I can't go on a long holiday this year

--> If I had enough money, I could go on a long holiday this year

23, I don't haave a typewriter. I can't type it myself

--> If I had a typewriter, I could type it myself

24, I don't live in a big city, so I can't go to the cinema very often

--> If I lived in a big city, I could go to the cinema very often

25, Lan doesn't have a bike, she walk to school

--> If Lan had a bike, she would walk to schook

26, He didn't hungry, so he missed the rain

--> If he had hurried, he wouldn't missed the train

27, We canceled our picnic because it rained very hard yesterday

--> If it hadn't rained very hard yesterday, we wouldn't have canceled our picnic

chúc e học tốt

1, I don't buy it because I don't have enough money

--> If I have enough money, I will buy it

2,I am busy now, so I can't help you

--> If I don't busy now, I will help you

3, There will be a shortage of water unless it rains

--> If  it doesn't rain, there will be a shortage of water

4, John is fat because she eat many chips

--> If she doesn't eat many chips, she won't fat

5, I'll only help you if you promise to try harder

--> Unless you promise try harder, I'll only help you

6, If it doesn't rain soon , the crops will be lost

--> Unless it rain soon, the crops will be lost

7, I am very tired so I can't concertrate properly

--> If I don't tired, I will concertrate properly

8, We don't have a garden, so we don't grow our own vegetables

--> If I have a garden, I will grow our own vegetables

9,He doesn't give you good advice because he isn't your true friend

--> If he give you good advice, he will your true friend

10, We come late because the rain is so heavy

--> If it doesn't rain so heavy, we won't come late

.Make conditional sentences according to the fact provided (type 1)

1.Keep silent or you wake the baby.- ...if you don't keep silent,you will wake the baby...........................................................................................

2.Go right now or you’ll be late for the train.- ........if you don't go right now ,you’ll be late for the train.,......................................................................

3.Be calm or you’ll make a wrong decision.- ......if you are not calm,you’ll make a wrong decision..........................................................................

4.Practice speaking English regularly or you will not pass this entrance exam.

- ......if you don't Practice speaking English regularl, you will not pass this entrance exam.................................................................................................................................................

5.Turn down the gas or the rice will burn. -...........if you don't Turn down the gas ,the rice will burn..........................................................................

.Make conditional sentences according to the fact provided (type 1)

1.Keep silent or you wake the baby.

If you don't Keep silent, you will wake the baby.

2.Go right now or you’ll be late for the train.

If you don't Go right now, you’ll be late for the train.

3.Be calm or you’ll make a wrong decision.-

If you are not calm, you’ll make a wrong decision.

4.Practice speaking English regularly or you will not pass this entrance exam.

If you don't Practice speaking English regularly, you will not pass this entrance exam.

5.Turn down the gas or the rice will burn.

If you don't Turn down the gas, the rice will burn.

1. If you don't keep silent , you will wake the baby up.

2. If you don't go right now, you 'll be late for the train.

3. If you weren't calm, you will make a wrong decision.

4. If you practice speaking English regularly, you will pass the entrance exam.

5. If you don't turn down the gas, the rice will burn.

1. fresh water / if we / wasting water / a shortage / a few decades / of / go on / there will be / in /./

→ There will be.............................a shortage of fresh water in a few decades if we go one wasting water....................................................................................

2. the party / I really / you sang / the song "Be My Valentine" / love / last night / which / at /./

→ I really.........................love the song "Be My Valentine", which you sang at the party last night.................................................................................................

3. that cause / People need to / pur environment / and damage to / limit the activities / pollution /./

→ People need to.............................................limit the activities that cause pollution and damage to our environment..............................................................

4. to others / for you / many occasions / your feelings / There are / to express /./

→ There are..................many occasions for you to express your feelings to others...................................................................................................

1. If you don't use fresh economically, there will be a shortage of water in a few decades

2. Lan was late for school because the bus was late

3. The Town President suggested that we keep the air unpolluted

4. I like the painting which is in this room

1/Be silent or you will not hear any words

If you don't keep silent, you won't hear any words

2/Don^’t be careless or you will break the vase

If you are careless, you won't break the vase

3/Unless it rains, they will go go hopping

If it doesn't rain, they will go on holiday

4/Unless they are interested in studying,they will not pass the test

If they aren't interested in studying , they won't pass the test

5/Don^’t leave the lights on all night or you will waste electricity

If you leave the lights on all night, you will waste electricity

6/Spend a lot of time to do exercises or you will feel bad

If you don't spend a lot oftime to do exercise, you will feed bad

7/If he doesn^’t start at once,he will be late for the train

Unless he start at once, he will be late for the train.

8/If I don^’t have a quiet room,I will not be able to do any work

Unless I have a queit room, I won't be able to to any work

9/Be happy or you will be old before your age

If you aren't happy, you will be old before your age

10/Don^’t sit here or you will have a accident

If you sit here, you will have a accident

11/If someone doesn’t put the coal in ,the fire will go out

Unless someone put the coal in, the fire will go out

12/come soon or you may not meet us

If you don't come soon, you may not meet us

13/Do the test carefully or you may get bad marks

If you don't do the test carefully, you mat get bad marks

14/Hurry up or you will miss the bus

If we don't hury up, we will miss the bus

15/If you don’t study hard,you may failthe exam

Unless you study hard, you may fail the exam

16/Unless Nga hurries,she will miss the last train

If Nga doesn't hurry, she will miss the last train

17/Unless he phones her immediately,he won’t get information

If he doesn't phone her immediately, he won't gat imformation

18/Unless he apologizes,I’ll never invite him here again

If he don't apolozines, I'll never invite him here again

19/Speak slowly or he can’t understand what you mean

If you don't speak slowly, he can't understad what you mean

20/Keep our environment clear or we won’t enjoy a healthy life

If we don't keep our envỉontment, we won't enjoy a heathy life

If you aren't silent, you won't hear any words

If you are careless, you will break the vase

If it doesn't rain, they will go shopping

If they aren't interested in studying, they will not pass the test

I. Use UNLESS instead of IF:

1. If you are not careful, you will cut yourself with that knife

- Unless...........you're careful,you will cut yourself with that knife........

2. If you do not like this one, i'll bring you another

- Unless.......you like this one, I'll bring you another........

3. She'll be late if she does not hurry.

- Unless.........she hurries,she'll be late.........

4. If you doesn't sneeze, he won't know that we are there.

- Unless........you sneeze, he won't know that we are there..........

5. If she does her hair diffrently, she will look quite nice.

- Unless........she does her hair differently she will look quite nice........

II. Make conditional sentences according to the fact provided (type1)

1. Keep silent or you wake the baby

- ............................if you don't keep silent, you will wake the baby up..................................

2. Go right now or you'll be late for the train.

-...............................unless you go right now, you'll be late for the train........................

3. Practice speaking English regularly or you will not pass this entrance exam.

-...........................unless you practice speaking english regularly, you won't pass this entrance exam ........................