Provided that you have a trouble, phone your parents

provided that you have a trouble, phone your parents.

-> Provided..................(​that )you have a trouble, Phone your parents

personally

.....  you have a problem, phone your  parents

31. . Be careful or you may have an accident.

ð If ...you aren't careful, you may have an accident.

32. . phone your parents or you have a trouble.

ð If you don't phone your parents, you have a trouble.

33. . She doesn’t have enough money, so she can’t buy that book

ð If she had enough money, she could buy that book

34. She can't go to school today because she is ill.

ð If she weren't ill, she could go to school today 

35. We don’t go on holiday because the weather is bad.

à If the weather weren't bad, we would go on holiday

36. We got lost in the jungle because we didn’t have a map.

-> If we had had a map, we wouldn't have got lost in the jungle

37. Work hard and you will pass the exam.

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

38. If we get a key , we will able to get into the house.

=> Unless we get a key, we will not be able to get into the house.

39. My advice is that Mary should apply for that job.

=> If I were Mary, I would apply for that job.

40. Unless the weather is bad, we’ll go on a picnic tomorrow.

=> If the weather isnt' bad,  we’ll go on a picnic tomorrow.

41. Why don’t you use energy-saving bulbs?

=> If I were you, I would use energy-saving bulbs

42. I want to have a new computer, but I don’t have enough money.

=> If I had enough money, I would have a new computer

1. Turn off all the lights and you will not pay more money.

If you turn off all the lights, you will not pay more money

2. Unless she wears warm clothes, she will have a cold.

If she doesn't wear warm clothes, she will have a cold

3. Be careful or you may have an accident.

If you aren't careful, you may have an accident

4. phone your parents or you have a trouble.

If you don't phone your parents, you will have a trouble

5. Unless she whispers, everyone knows what she is saying.

If she doesn't whispers, everyone knows what she is saying

6. Stay here and you will feel save.

If you stay here, you will feel safe

7. Pay electricity bill today or your electricity will be cut off.

If you don't pay electricity bill today, your electricity will be cut off

8. Stop smoking otherwise your cough may be worse.

If you don't stop smoking, your cough may be worse

9. Unless we use less fossil fuel, they will be run out soon.

If we don't use less fossil fuel, they will be run out soon

10. Unless it stops raining today, we may be faced with a serious flood.

If it doesn't stop raining today, we may be faced with a serious flood

If you ask him first, he will offer to help

If you listened to me, you didn't get into so much trouble

If you were good, your parents would be very happy

If there is a screen on the window, there won't so many bugs in the room

If he doesn't busy right now, he can help them

Đáp án B

Dịch nghĩa: Nếu bạn không có số của anh ta, bạn không thể gọi cho anh ta.

= B. Bạn không thể gọi cho anh ta trừ khi bạn có số của anh ta.

Các đáp án còn lại:

A.Trừ khi bạn có số điện thoại cua anh ta nếu không thì có thể gọi cho anh ta.

C. Bạn có thể gọi cho anh ta trừ khi bạn không có số điện thoại của anh ta.

D. Bạn không thể gọi cho anh ta trừ khi bạn không có số của anh ta.

Các đáp án trên đều không đúng nghĩa so với câu gốc

Đáp án B.

1.      Work hard or your parents will be sad.

ð Unless you don't work hard, your parents will be sad.

2.     They will be late for school if they don’t hurry.

ð Unless they hurry, They will be late for school

3.     You will catch a cold if you don’t keep your feet dry.

ð Unless you  keep your feet dry, You will catch a cold

4.     I don’t have a map, so i can’t show the way.

ð If I had a map, I could show the way.

5.     If you don’t have a visa, you can’t visit Thailand

ð Unless you have a visa, you can’t visit Thailand

6.     If we don’t keep the environment clean, we won’t live a happier life.

ð Unless we keep the environment clean, we won’t live a happier life.

7.      Stop talking or you won’t understand the lesson.

ð If youdon't Stop talking, you won’t understand the lesson

8.     If he doesn’t work hard, he’ll lose his job.

ð Unless he works hard, he’ll lose his job.

9.     Practise speaking English regulary and your skill will be improved.

ð If you Practise speaking English regulary, your skill will be improved.

10. He can’t go out because he has to study for his exam.
=> If he didn't have to  study for his exam, he could go out

11. She is lazy so she can’t pass the exam.
If she weren't lazy, she could pass the exam.

12. We can’t get the ticket because I don’t have the right change.
=> If I had the right change, we could get the ticket

13. Study hard or you won’t pass the exam.
=> If you don;t study hard, you won’t pass the exam.

14. . Turn off all the lights and you will not pay more money.

ð If you turn off all the lights,you will not pay more money.

15. . Unless she wears warm clothes, she will have a cold.

ð If she doesn't wear warm clothes, she will have a cold.

Đáp án C