I/ CONDITIONAL- TYPE 1
1/ If we ( send)__send___ an invitation, our friend (come)___will come__ to our party
2/ he __will not understand__ (not/ understand) you if you (whisper)_whisper__
3/ they (not/ survive)__will not survice ___ in the desert if they don't take (not/take) extra water with them
4/ if you (press)__press__CTRL +S, you (save)_will save___ the file
5/ you (cross)_will cross__ the Channel if you (fly)_fly__ from Paris to London
6/ fred (answer) __will answer __ the phone if his wife (have)_has__ a bath
7/ if Claire (wear) __wears_ this dress at the party, our guests (not/stay)__will not stay__ any longer
8. if I (touch)_touch___this snake, my girlfriend (not/scream)__will not scream__
9. she (forget)__will forget__to pick you if you (not/phone)__do not phone__ her
10. i (remember) ___will remeber _you if you (give)_give___me a photo

II/ Conditional TYPE 2
1. If I (have)___had_ a typerwriter, I (type)_would type___ it myself
2. if I (know) __knew__the news, I (tell) __would tell__you
3. you (make)__would make__ much progress if you (attend)__attended__ class regularly
4. if i (know) __knew__ his telephone number, I (give) __would give__ it to you
5. if you (arrive) _arrived___ten minutes earlier, you (have)__would have__ a seat
6/ if he (study) __studied__harder, he (pass) _would pass___an exam
7. she (be)__would be __ late if she (not hurry)__didn't hurry__
8. I (tell) ___would tell_him to ring you if I (see) ___saw_him
9. if you (speak)_spoke___ more slowly, he (understand)__would understand__ you
10. what (you do) __would you do__ if you (get)__got__ fat?
III CONDITIONAL TYPE 3
1. if i (know)__had known__that you couldn't eat octopus, I (not buy)__would not have bought__ it
2. I (bring)__would have brought__you some beer if I (know)__had known__ that you were thirsty
3. if you (touch)__had touched__ that electric cable, you (be) __would have been__electrocuted
4. if the story (not/be) __hadn't been__true, the newspaper(not/ print)___wouldn't have printed_ it
5. If I (have) _had had__the same problem you had as a child, I wouldn't have succeded (not/ succed ) v in life as well as you have
6. if i (find)__had found__ out this way earlier, I (save)_would have saved ___ myself a lot of time and trouble over the years

IV/ PUT THE VERBS IN THE CORRECT FORM
1.IF it had not rained, we (go)__would have gone__ camping
2. if he (speak)__had spoken__more slowly, i could have understood him
3.what__would__ you (do)___do_ if you were a monkey
4. if he had listened carefully, he (perform)___would have performed _ well in his examination
5. if I find your book, I (give)_will give___it to you
6. if you came with us, you (have)__would have__a good time
7. if i (not/miss)__hadn't missed__the bus, I could have come early
8. if i took a trip this summer, I (go) __would go __to dalat
9. my dog always barks if he (hear)_hears ___ anything unusual
10. if we had had enough money, we ( buy)__would have bought__ that house
11. if the phone (ring)__rings__ , can you answer it
12. if it rains this evening, i (not/go) __will not go __out

I/ CONDITIONAL- TYPE 1
1/ If we ( send)__send___ an invitation, our friend (come)___will come__ to our party
2/ he __will not understand__ (not/ understand) you if you (whisper)_whisper__
3/ they (not/ survive)__will not survice ___ in the desert if they don't take (not/take) extra water with them
4/ if you (press)__press__CTRL +S, you (save)_will save___ the file
5/ you (cross)_will cross__ the Channel if you (fly)_fly__ from Paris to London
6/ fred (answer) __will answer __ the phone if his wife (have)_has__ a bath
7/ if Claire (wear) __wears_ this dress at the party, our guests (not/stay)__will not stay__ any longer
8. if I (touch)_touch___this snake, my girlfriend (not/scream)__will not scream__
9. she (forget)__will forget__to pick you if you (not/phone)__do not phone__ her
10. i (remember) ___will remeber _you if you (give)_give___me a photo

II/ Conditional TYPE 2
1. If I (have)___had_ a typerwriter, I (type)_would type___ it myself
2. if I (know) __knew__the news, I (tell) __would tell__you
3. you (make)__would make__ much progress if you (attend)__attended__ class regularly
4. if i (know) __knew__ his telephone number, I (give) __would give__ it to you
5. if you (arrive) _arrived___ten minutes earlier, you (have)__would have__ a seat
6/ if he (study) __studied__harder, he (pass) _would pass___an exam
7. she (be)__would be __ late if she (not hurry)__didn't hurry__
8. I (tell) ___would tell_him to ring you if I (see) ___saw_him
9. if you (speak)_spoke___ more slowly, he (understand)__would understand__ you
10. what (you do) __would you do__ if you (get)__got__ fat?

III. Complete sentences using the words and phrases provided.

1. Solar/ energy/mot/ casue/ pollution.

Solar energy doesn't cause pollution.

2. I/ think/ you/ go/ work/bike/ instead/ motorbike.

I think you should go to work by bike instead of motorbike.

3. If/ Ba/ be rich/ he/ travel around the world.

If Ba were rich, he would travel around the world.

4.If/ Mr. loc/ have/ car/ he/ drive to work

If Mr. Loc had a car , he would drive to work.

5.If/ Lan/ live/ Ho Chi Minh City/ she/ visit/ Sai Gon water park.

If Lan lived in HCM City, she would visit Sai Gon water park.

6.If/ Nam/ arrive/ school/om time/ he/ have/ alarm clock.

Nam would arrive at school on time if he had an alarm clock.

7. If/Hoa/live/Hue/see/parents every day.

If Hoa lived in Hue, she would see her parents every day.

8.If/ Nga/ own/ piano/ she/ play/ well.

If Nga owned a piano, she would play it very well.

9. Tuan/ get/ better/grades/if/he/ study/ harder.

Tuan would get better grades if he studied harder.

10. If it/rain/ this evening/I/not/go out

If it rains this evening, I won't go out.

11.Lan/miss/ the bus/ if she/ not hurry.

Lan would miss the bus if she didn;t hurry.

12. If Ha/ not be/ carefull/ he drop/cup.

If Ha isn't careful , he will drop the cup.

13. Mrs. Nga/ join us/ if/ she/ finish/ her work/early.

Mrs. Nga would join us if she finished her work early.

14. If/ MMrs. Binh/ write/ a shopping list/she/mot forget/ what buy.

If Mrs. Binh wrote a shopping list, she wouldn't forget what to buy.

15.Na/buy/ new computer/ if/ she/have/ enough money.

Na would buy a new computer if she had enough money.

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

1. If you.....want.... to see clearly, you.....should wear...... your glasses. (want/ wear)

2. If you....don't understand.... the lesson, i ....will help......... you with your homework. ( not understand/ help)

3. If Jane ...is.... still ill tomorrow, she...will stay..... at home. (be/ stay)

4. .....will...... I ....borrow..... your bike if i ....bike...... it carefully. ( borrow/ bike)

5. mark.....will leave... early if he ..wants... to get to Montevideo on time. ( leave/ want)

6. If he .....isn't...... coming tonight, he ...will come.... next week ( not be/ come)

7. if the wind ...is... strong enough, we ....will go... sailing, but i'm not sure. ( be/ go)

8. You.....will take.... your baby to the doctor's if his temperature.......goes.... up again. ( take/ go)

9. If you...finish.... work early, you ...will come.... for a drink with us, ( finish/ come)

10. If Jack .......has.... a video recorder, he...will record........ any programme he wants. ( have/ record)

use: can, could, should, may, might, ought to, must

1. will break - drop

2.will walk- doesn't work

3.starts - will have

4.will you do - don't find

5.finish- will take

6.refuses- will be disappoited

7.won't continue - loses

8. will throw- behave

1. If I DON'T HAVE (not /have) lunch, I WILL BE (be) hungry.
2. If he ISN'T (not /be) at work, he WILL BE (be) at home then.
3. If I DON'T WORK (not/work), I WILL GO (go) to a disco.
4. If Oanh ISN'T (not/ be) thirsty, she WON'T DRINK (not/drink) any fizzy mineral
water.
5. If she DOESN'T GET (not/ get) tired, I WILL INVITE ( invite) her to our party.
6. If they DON'T COMMUNICATE (not/ communicate), they WON'T HAVE (not /have) any jobs.

7. If my daughter DOESN'T DO (not/ do) the washing up, I WILL HAVE TO (have to) do it instead
of her.
8. I WON'T TELL (not /tell) anybody about it if you DON'T WANT (not/ want).
9. I am sure she WILL DO (to do) it if you ASK (to ask) her.
10. They WILL COME (come) if she INVITES (invite) them.
11. He WILL WRITE ( write) a letter to her if she WRITES (write) first.
12. I WILL GO (go) there if you GO (go) with me.
13. Max WILL PASS ( pass) the exam if he STUDIES (study) hard.
14. If he ISN'T (not / be) at home, I WILL VISIT ( visit) his sister then.
15. If she DOESN'T WALK (not /walk) every day, she WON'T BE (not / be) healthy enough.
16. If Max DOESN'T ACCEPT (not / accept) Alex’s invitation this time, Alex WON'T INVITE (not/ invite)
him again.
17. If my kid DOESN'T READ (not / read) this book, he WON'T GET (not /get) a good mark in
Literature.
18. If Tom DOESN'T WATER (not/ water) the violets, they WILL DIE (die).
19. If Lena ISN'T (not/ be) happy, she WON'T STAY (not /stay) there for a long
time.
20. If my son DOESN'T MAKE (not /make) his bed, he WON'T PLAY (not / play) football with his
friends.
21. If my teacher DOESN'T LIKE (not/like) my English, I WILL TRY ( try) to study it harder than
before.
22. My son WILL SPEAK ( speak) English fluently if he GOES ( go) to study English abroad.
23. If she FALLS ( fall) in love with Henry, they WILL GET (get) married, I think.
24. If you HELP (help) me, I WILL HELP (help) you.
25. If they CATCH (catch) the bus, they WILL ARRIVE (arrive) on time.
26. If my parents SUPPORT (support) me, I WILL BE (be) a better person.
27. If it RAINS (rain), I WILL GET (get) wet.
28. Sally and Elizabeth WILL GO (go) out tonight if their parents ALLOW (allow) it.
29. They WILL VISIT (visit) Eiffel Tower if they GO (go) to France.

30. If I PASS (pass) the year, my parents WILL GIVE (give) me a gift.
31. If I DON'T PASS (not/pass) the year, my parents WILL BE (be) very disappointed.
32. If the cable TV DOESN'T WORK (not/work), we WILL RENT (rent) a DVD.
33. If the baby DOESN'T EAT (not/eat), we WILL SEE (see) the doctor.
34. If the T-shirt SUITS (suit) me, I WILL BUY (buy) it.
35. If you CONTINUE (continue) on a diet, you WILL GET (get) sick.
36. If you ARE (be) a good listener, you WILL HAVE (have) many friends.
37. If you ARE NOT (not/be) careful, you WILL SPOIL (spoil) the machine.
38. If she IS NOT (not / be) careful, she WON'T HAVE (not/have) enough money left.
39. If you GET (get) enough sleep, you WILL FEEL (feel) healthier.
40. My parents WILL GIVE (give) me a hug, if I ARRIVE (arrive) home early.
41. If you ARE NOT (not/be) careful, you WILL FALL (fall).
42. If she EATS (eat) that mayonnaise, she WILL BE (be) sick.
43. If they DON'T BEHAVE (not/behave), their parents WILL PUNISH (punish) them.
44. She WILL GO (go) on a trip if she HAS GOT (have got) holidays in August.
45. I WILL GET (get) dehydrated if you DON'T DRINK (not/drink) more water.
46. If it IS (be) too much heat, I WILL TURN OFF (turn off) the air conditioning.
47. You WILL UNDERSTAND (understand) conditional sentences if you PRACTISE (practise) carefully.
48. We (do) WILL DO this for you if you want.
49. If we (need) NEED some help, we will ask.
50. If Peter stays with his grandparents, Susan (not be) WON'T BE happy.
51. If we win the money, we (buy) WILL BUY a new house.
52. She (not write) WON'T WRITE to you if she leaves.
53. We (go) WILL GO on holiday if there is time.

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

-> Unless you are 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. I’ll not be able to do any work if I do not have a quiet room.         

-> I’ll not be able to do any work unless I have a quiet room.

II. Đặt câu điều kiện, sử dụng if hoặc if. 1. Tôi không thể hoàn thành nhiệm vụ này nếu bạn không giúp tôi một tay. 2. Bạn sẽ hết tiền nếu bạn không ngừng lãng phí nó. 3. Đừng gọi cho tôi trừ khi đó là trường hợp khẩn cấp. 4. James sẽ không vượt qua bài kiểm tra trừ khi anh ấy học chăm chỉ hơn. 5. Nếu Jane hoàn thành công việc của mình trước 6 giờ tối, cô ấy sẽ đi ăn tối với bạn bè của mình. 1. Làm việc chăm chỉ và bạn sẽ vượt qua kỳ thi của mình. Nếu 2. Anh trai tôi chơi tennis không giỏi. Anh trai tôi thì không. 3. Tôi sẽ đi nghỉ vào tuần tới, vì vậy tôi sẽ không thể tham dự cuộc họp. Kể từ 4. Nếu bạn không bắt đầu làm việc chăm chỉ ngay bây giờ, bạn sẽ không thể vượt qua bài kiểm tra cuối cùng. Trừ phi . 5. Nên sớm có người đem rác này đến bãi rác. Thùng rác này 1. Tôi là thành viên của chương trình chống ô nhiễm ở trường tôi. Tôi thường đi học bằng xe buýt. (như vậy) 2. Cây cối trong khu vực này đã được làm sạch. Các cơ sở công cộng sẽ được xây dựng. (bởi vì) 3. Tất cả các con đường đều bị ngập vì trời mưa rất to. (do) ​​4. Jimmy đã ăn rất nhiều thức ăn nhanh, vì vậy anh ấy đã tăng 10kilogram chỉ trong vòng hai tháng. (bởi vì) 5. Cha tôi đã bực tức vì tôi đã liên tục bật đèn mà tôi không sử dụng. (Vì thế)

câu thì làm r câu thì chưa :v Mình nhìn trên đó hình như thiếu 1cái đề bài