1. I lose the key, so I cannot get into the house.
-> If I didn't lose the key, I could get into the house.
2. They are too young to join the army.
-> They are not old enough to join the army.
3. She won't come unless you invite her
-> If you don't invite her, she won't come.
4. We can't hang the picture on the wall. It is heavy.
-> The picture too heavy to hang on the wall
5. They were tired. They were hungry.
-> They were not only tired but also hungry
6. They finish their work. They went home.
-> Finishing their work then they went home
7. She goes out in the rain. She gets wet.
-> If she didn't go out in the rain, she wouldn't get wet
8. Tom can't lift the table. He isn't strong enough.
-> Tom is too weak to lift the table

1. I lose the key, so I cannot get into the house.
-> If I didn't lose the key , I could get into the house
2. They are too young to join the army.
-> They are not old enough to join the army .
3. She won't come unless you invite her
-> If you don't invite her , she won't come
4. We can't hang the picture on the wall. It is heavy.
-> The picture is too heavy for us to hang on the wall .
5. They were tired. They were hungry.
-> They were not only tired but also hungry .
6. They finish their work. They went home.
-> Finishing their work , then they went home .

7. She goes out in the rain. She gets wet.
-> If she didn't go out , she wouldn't get wet .
8. Tom can't lift the table. He isn't strong enough.
-> Tom isn't strong enough to lift the table 

a.I lose the key,so I cannot get into the house
➝If.......I didn't lose the key, I could get into the house..........
b,They are too young to join the army
➝They are not......old enough to join the army.............
c,She won't come unless you invite her
➝If......you don't invite her, she won't come................
d,We can't hang the pictureon the wall.It is heavy
➝The picture......is too heavy for us to hang on the wall..............
e,They were tired.They were hungry
➝They were not only.....tired but also hungry.............
f,They finish their work.They went home
➝Finishing.......their work, then they went home..............
g,She goes out in the rain.She gets wet
➝If........she didn't go out, she wouldn't get wet................
h,Tom can't lift the table.He isn't strong enough
➝Tom is.......not strong enough to lift the table ...............

a.I lose the key,so I cannot get into the house
➝If..................i didn't lose the key, i could get into the house
b,They are too young to join the army
➝They are not....................old enought to join the army
c,She won't come unless you invite her
➝If......................you don't invite her, she won't come
d,We can't hang the pictureon the wall.It is heavy
➝The picture....................is too heavy for us to hang on the wall
e,They were tired.They were hungry
➝They were not only..................tired but also hungry
f,They finish their work.They went home
➝Finishing.....................their work, They went home
g,She goes out in the rain.She gets wet
➝If..................she goes out in the rain, she will get wet
h,Tom can't lift the table.He isn't strong enough
➝Tom is..................too weak to lift the table

a, If I didn't lose the key, I could get into the house
b. They are not old enough to join the army
c, If you don't invite her , she won't come
d, The picture is too heavy for us to the wall
e, They were not only tired but also hungry
f, Finishing their work , they went home
g, If she didn't go out,she wouldn't get wet
h, Tom is not strong enough to life the table

1. I lose the key, so I cannot get into the house.
-> If I didn't lose the key, I could get into the house.
2. They are too young to join the army.
-> They are not old enough to join the army.
3. She won't come unless you invite her
-> If you invited her, she would come.
4. We can't hang the picture on the wall. It is heavy.
-> The picture is too heavy for us to hang the picture on the wall.
5. They were tired. They were hungry.
-> They were not only tired but also hungry.
6. They finish their work. They went home.
-> Finishing their work then they went home.
7. She goes out in the rain. She gets wet.
-> If she didn't go out in the rain, she wouldn't get wet.
8. Tom can't lift the table. He isn't strong enough.
-> Tom is not strong enough to lift the table.

Viết lại câu:

1. Your work is better than mine

-> My work........is not as good as yours..............................................................

2.Dick is the youngest in the family.

-> Nobody...............is younger than dick in the family..............................................................

3. I lose the key, so I'can get into the house,

-> If.................i didn't lose they key, i could get into the house,......................................................

4.They are to young to join the army

-> They are not......old enough to join the army...............................................................

5. She won't come unless you invite her.

-> If.........you invite her, she will come.............................................................................

6. We can't hang the picture on the wall. It is heavy.

-> The picture.........is so heavy for ú to hang on the wall..............................................................

7. They were tired. They were hungry.

-> They were not only..............tired but also hungry..............................................

8. They finish their work. They went home.

-> Finishing.................their work, They went home....................................

1. Your work is better than mine

-> My work is not as good as yours

2.Dick is the youngest in the family.

-> Nobody in the family is younger than Dick :>>>>>

3. I lose the key, so I'can get into the house,

-> If i didn't lose the key, i could get into the house

4.They are to young to join the army

-> They are not old enough to join the army

5. She won't come unless you invite her.

-> If you don't invite her, She won't come

6. We can't hang the picture on the wall. It is heavy.

-> The picture is too heavy to be hang on the wall

7. They were tired. They were hungry.

-> They were not only tired but also hungry.

8. They finish their work. They went home.

-> Finishing their work, they went home

Viết lại câu:

1. Your work is better than mine

\(\rightarrow\) My work is not as good as yours

2.Dick is the youngest in the family.

\(\rightarrow\) Nobody in the family is younger than Dick

3. I lose the key, so I'can get into the house,

\(\rightarrow\) If I didn't lose the key , I could get into the house

4.They are to young to join the army

\(\rightarrow\) They are not old enough to join the army

5. She won't come unless you invite her.

\(\rightarrow\) If you invite her, she will come

6. We can't hang the picture on the wall. It is heavy.

7. They were tired. They were hungry.

\(\rightarrow\) They were not only tired but alsso hungry

8. They finish their work. They went home.

\(\rightarrow\) Finishing their work , they went home

Complete the sentences, using thecorrect form of the words in brackets

1.Your work is better than mine

->My work worse than yours.

2. Dick is the youngest in the family

->Nobody in Dick's family is younger than him.

3.I lose the key, so I cannot get into the house

->If i didn't lose the key, i could get into the house.

1.Your work is better than mine

->My work_is worsr than your work ____________________

2. Dick is the youngest in the family

->Nobody in the family is younger than Dick__________________

3.I lose the key, so I cannot get into the house

->If_I am not lose the key,I will get into the house_______________________

1. in work than your worrk

2. in the family is younger than Dick

3.Iam not lose the key i will get into the house

Nếu viết chỉ bằng if thì chỉ có 1 cách thôi nha

1/We dont have a lot of money, so we dont buy a lot of new books

=> If we had a lot of money, we would buy a lot of new books

2/I cannot take a photo of us because I can't find my camera.

=> If I found my camera, I could take a photo of us

3/Ilose the key, so I cannot get into the house.

=> If I didn't lose the key, I could get into the house

4/I am not free today, so we can't go to the beach.

=> If I were free today, we could go to the beach

5/ She doesn't know the answers, so she cant tell you.

=> If she knew the answers, she could tell you

1. They (go) _____went________ home after they (finish) ______had finished_____________ their work yesterday.

2. The light (go) ________went________ out while I (have) _____was having_____________ tea last night.

3. I (not see) ____have not seen__________ John for a long time. I (see) ______saw________him 3 weeks ago.

4. They (do) ¬_________are doing____________ this exercise at the moment.

5. Mary (go) __________goes___________ to school every day.

6. He is very thirsty. He (not, drink) ___________has not drunk_____________________ since this morning.

7. At 9 o’clock yesterday evening, I (revise) _____was revising_______ my lessons at home.

8. BY the time he (leave) ____left________, he (finish) ____had finished________ all his assignments.

9. The light went out while I (have) _____was having___________________ tea last night.

10. I (not, see) ______have not seen___________ John for a long time

11. My parents (watch) _____were watching_____________TV when I came home.

12. John (go) ______went______to bed after he had finished his homework.

13. What___did_________you (do) ____do________last night?

14. The student (study) ____was studying_________ his English lesson at 8 o’clock last night.

15. Mai (always, get) ______always gets____________to school 15 minutes earlier to revise her lessons for her class.

16. Be quiet ! The baby (sleep) ________is sleeping__________

17. The sun (rise) _______rises___________in the East.

18. Mr Green always (go)____goes______________to work by bus.

19. It ( not, rain ) ___does not rain_______________in the dry season.

20. The children (have ) ________are having__________lunch in the cafeteria now. 

21. She _____will go_____________ (go) camping tomorrow.

22. The doctor sometimes ( return) _returns_________________ home late.

23. He (write) ___is writing_______________ a long novel at present.

24. Look ! The bus ( come) ____is coming______________

25. The earth (move) ____moves______________ around the sun.

26. What___were_________ you (do) _______doing___________at 8 p.m yesterday?

27. His uncle ( teach) ____taught______________English in our school five years ago.

28. The old man( fall) ___fell___________as he (get) ______got________into the bus.

29. When I saw him, he (sit) ____was sitting______________asleep in a chair.

30. She promises she ______will not do____________ (not, do) that again

31. Last Monday, while I (read) ____was reading______________ a book, the phone rang.

32. They ( not speak) ___have not spoken_______________ to each other since they quarreled

33. I (not, see) ______have not seen____________her since last week.

34. John ( do) ____has done______________his homework already.

1. The police (pay)....paid....no attention to her complaint because she (phone)....had phoned....them so many times before.

2. During the previous week, I (go).....went ....to the gym every morning.

3. By the time I (get)....got...back to the bathroom,the bath (overflow).....had overflown.....

4. The boy told me that he (lose)..had lost....his money and (not/know)...didn't know...how he would get home.

5. I was just about to leave when I (remember) .....remembered....my briefcase.

6. She (walk)...walked...into the station only to find that the train (leave)...had left...

7. At the conference, scientists reported that ehy (find)...had found..a cute for malaria.

8. By the time I(get)...got...to the party, most people (go)...had gone...home.

9. As soon as I (turn)....turned....the ignition key,the engine (catch).....caught...fire.

10. After they (eat)...had eaten...all the food,they (pick)....picked....up their bags and left.

11. When she (come)...came...into the hall, everyone (start)...started..cheerting.

1. The police (pay) paid no attention to her complaint because she (phone) had phoned them so many times before.

2. During the previous week, I (go) went to the gym every morning.

3. By the time I (get) got back to the bathroom,the bath (overflow) had overflown.

4. The boy told me that he (lose) had lost his money and (not/know) didn't know how he would get home.

5. I was just about to leave when I (remember) remembered my briefcase.

6. She (walk) walked into the station only to find that the train (leave) had left.

7. At the conference, scientists reported that ehy (find) had found a cute for malaria.

8. By the time I(get) got to the party, most people (go) had gone home.

9. As soon as I (turn) turned the ignition key,the engine (catch) caught fire.

10. After they (eat) had eaten all the food,they (pick) picked up their bags and left.

11. When she (come) came into the hall, everyone (start) started cheerting.

Good luck!

finished

will help

speaking

will be hold