1, If you don't study hard, you will fail the exam

=> If you study hard, you won't fail the exam

2, If you don't work hard, you will fail the examination

=> If you work hard, you won't fail the examination

3, If you don't water flowers, they will die

=> If you water flowers, they won't die

4, If we don't keep the environment clean, we won't have an ideal place to live 

=> If we keep the environment clean, we will have an ideal place to live

5, If you get up early, you won't be late for school

=> If you don't get up early, you will be late for school

1. Study hard or you will fail the exam.

→ If you don't study hard, you will fail the exam.

→ If you study hard, you won't fail the exam.

2. Work hard or you won’t pass your examination.

→ If you don't work hard, you won't pass your examination.

→ If you work hard, you will pass your examination.

3. Water flowers or they will die.

→ If you don't water flowers, they will die

→ If you water flowers, they won't die.

4. Keep the environment clean or we won’t have an ideal place to live.

→ If we don't keep the environment clean, we won't have an ideal place to live

→ If we keep the environment clean, we will have an ideal place to live.

5. Get up early or you’ll be late for school.

→ If you don't get up early, you will be late for school.

→ If you get up early, you won't be late for school.

* Nhìn chung thì đây là những câu điều kiện loại 1 cơ bản. Mình cho khẳng định và phủ định làm thành 2 dạng câu.

* Cấu trúc:

- Câu điều kiện loại 1: If + Present simple, S + will/can + V (bare)

- Câu điều kiện loại 2: If + Past simple, S + would/could + V (bare)

- Câu điều kiện loại 3: If + Past perfect, S + would have + VPII

\(\text{If you study hard, you won't fail the exam.}\)

Answer :

If you study hard, you won't fail the exam

@Nae

28. you work hard, you'll pass your exam

29. I'll be on vacation next week, I won't be able to attend the meeting.

If you work hard,you will pass your exam

Since I’ll be on vacation next week,  I won’t be able to attend the meeting

cái này copy được

1. Study hard or you will fail the exam.

a. If you didn't study hard, you wouldn't fail the exam

b. If you study harder, you won't pass the exam.

c. If you don't study hard, you will fail the exan.

d. If you studied hard, you will pass the exam.

2.'I'm going on the Internet now' Minh said.

a. Minh said he is going on the Internet now.

b. Minh said I am going on the Internet now.

c. Minh said us he was going in the Internet ther.

d. Minh told us he was going on the Internet then.

3. My daughter is looking forward to seeing her friends again.

a. My daughter is expecting to see her friends again.

b. My daughter feels bored because she is going to see hei friends.

c. My daughter doesn't want to see her friends again.

d. My daughter always like seeing her friends.

4. Why don't you use a password to protect your files? An said to me.

a. An advised me to usc a password to protect your files

b. An suggested me using a password to protect my files

c. An encouraged me to use a password to protect my files

d. An asked me why I didn't use a password to protect my files.

5. You haven't seen Mary today, have you?

a. You haven't seen Mary so far

b. Have you ever met Mary before?

c. Have you seen Mary today by any chance?

d. Are you going to see Mary today?

1 . If you work hard you will pass the exam.
2 . If Henry fails his examination,his parents will be sad.
3. If sue go out this weekend,she wont have time to study. 
4. If it snow tomorrow I will go skiing.
5 . If he doesn’t leave soon he will mis the bus.
6 . If you phay with matches you will hurt yourself.

1. if you shouldnt work hard you wont pass the exam

2. if Henry failed his examination, his parent will be sad

3. Unless you come , I will go .

4.  if the weather'll snow tomorrow, i will go skiing

5. if he leave soon, he'll miss the bus

6. if you play the matches, you'll hurt yourself

1.   You should work hard, or you won’t pass the exam.

      If you work hard, you will pass the exam

2.   Henry fails his examination. His parents will be sad.

      If Henry fails his examination, his parents will be sad.

3.   If you don’t come , he will go

      Unless you come,  he will go

4.   I think it’ll snow tomorrow. I will go skiing.

      If it snows tomorrow. I will go skiing.

5.   He should leave soon, or he’ll miss the bus.

      If he doesn't leave soon, he’ll miss the bus.

6.   Don’t play with matches. You will hurt yourself.

     If you play with matches,you will hurt yourself.    

28. Work hard and you will pass your exam 
If you work hard, you will pass your exam.
29. I’ll be on vacation next week, so I won’t be able to attend the meeting
Since I'll be on vacation next week, I won't be able to attend the meeting.
30. If you don’t start working hard now, you won’t be able to pass the final test
Unless you start working hard now, you won't be able to pass the final test.
31. Someone should take this garbage dump soon
This garbage dump should be taken soon.

1. Write the second sentences so that it has a similar meaning to the first
28. Work hard and you will pass your exam 
If…you work hard, you'll pass your exam.
29. I’ll be on vacation next week, so I won’t be able to attend the meeting
Since I be on vacation next week,  I won't be able to attend the meeting.
30. If you don’t start working hard now, you won’t be able to pass the final test
Unless…you start working hard now, you'll not be able to pass the final test.
31. Someone should take this garbage dump soon
This garbage dump should be taken soon.

28. Work hard and you will pass your exam 
If you work hard, you will pass your exam.
29. I’ll be on vacation next week, so I won’t be able to attend the meeting
Since I'll be on vacation next week, I won't be able to attend the meeting.
30. If you don’t start working hard now, you won’t be able to pass the final test
Unless you start working hard now, you won't be able to pass the final test.
31. Someone should take this garbage dump soon
This garbage dump should be taken soon.

1.He works hard and he will pass the exam

-> If he works hard,  he will pass the exam

2.He didn't pass the exam because he didn't work hard

-> If he had worked hard, he would have passed the exam 

3. We can avoid waiting by booking the tickets in advance

-> If we book the tickets in advance, we can avoid waiting 

4.She didn't hurry, so she missed the train

->Were she to hurry, she wouldn't miss the train

5.They wanted to buy the house, but they hadn't have enough money

-> If they had had enough money, they would have bought the house

6.We must go now or we'll be late

->If we don't go now,  we'll be late

7.He was planning to go to the teacher training college but his father died

-> If his father hadn't died, he would have gone  to the teacher training college

8.They didn't follow the map,so they got lost

->If they had followed the map, they wouldn't have got lost

9.I'm having a lot of troubles now because I lost my passport last week

->If I hadn't lost my passport last week, I wouldn't have a lot of trouble now

10.If you don't watch the programme,you can't really guide

->Unless you  watch the programme,you can't really guide

Rewrite the following sentences

1.He works hard and he will pass the exam

-> If he works hard, he won't pass the exam

2.He didn't pass the exam because he didn't work hard

-> If he had worked hard, he would have passed the exam

3. We can avoid waiting by booking the tickets in advance

-> If  we look the tickets in advance, we can avoid waiting

4.She didn't hurry, so she missed the train

->Had she hurried, she wouldn't have missed the train

5.They wanted to buy the house, but they hadn't have enough money

-> If they had got enough money, they would have bought the house

6.We must go now or we'll be late

->If we don't go, we'll be late

7.He was planning to go to the teacher training college but his father died

-> If his father hadn't died, he would have planned to go to teach training college

8.They didn't follow the map,so they got lost

->If  they had followed the map, they wouldn't have lost

9.I'm having a lot of troubles now because I lost my passport last week

->If I hadn't lost my passport last week, I wouldn't have a lot of trouble now

10.If you don't watch the programme,you can't really guide

->Unless you  watch the programme,you can't really guide

1.Work hard and you will pass the Entrance examination 10

            If……you work hard, you will pass the Entrance examination 10………

                  2.Hurry up or you will not catch the first bus

            If …you don't hurry up, you will not catch the first bus………

  3.Recycle and we will save natural resources

            If …we recycle, we will save natural resources……

                   4. You should call the tourist agency. They will explain to you more clearly

            If …you call the tourist agency, they will explain to you more clearly ……

                   5. Unless she feels better, she won’t go to school tomorrow

             If …she feels better, she will go to school tomorrow………

                    6.If you don’t rest, you really will be ill

             Unless……you rest, you really will be ill……

                    7.Start at once or you will be late for school.

             If …you don't start at once, you will be late for school……………

8.I may have free time tomorrow. I’ll go out with you.

               If ……I have free time tomorrow, I’ll go out with you.…………

9.Be calm and everything will be all right.

               If …you are calm, everything will be all right…

10.Students don’t litter and our school yard is clean.

               If ……students don't litter, our school yard will be clean…………

1. If you work hard, you will pass the exam

2. Despite the dark sky, he took a lot of photographs

3. I haven't seen him for three years

4. The telephone was invented by Alexander Graham Bell in 1847