1. 53. We could visit that part of the country if it will be spring.

   • Correction: "We could visit that part of the country if it is spring."
   • Explanation: In conditional sentences about the future, we use the present simple tense after "if."

2. 54. What would you have done if you were in my position?

   • This sentence is correct. It uses the third conditional correctly to express an unreal condition in the past.

3. 55. If I will make a difficult decision, I always discuss it with my friends.

   • Correction: "If I make a difficult decision, I always discuss it with my friends."
   • Explanation: In the first conditional, we use the present simple tense after "if."

4. 56. If she bought that house now, she ran out of money.

   • Correction: "If she bought that house now, she would run out of money."
   • Explanation: In the second conditional (for present or future unreal situations), we use "would" after the "if" clause.

5. 57. We could have done more if we had had more time.

   • This sentence is correct. It uses the third conditional correctly to express a past unreal condition.

6. 58. He said that if he has more time, he would come to see us.

   • Correction: "He said that if he had more time, he would come to see us."
   • Explanation: In indirect speech, when referring to a hypothetical situation, the tense should match the hypothetical nature of the condition.

7. 59. If the weather weren't too bad, we would go swimming.

   • Correction: "If the weather weren’t too bad, we would go swimming."
   • Explanation: This sentence is correct. It uses the second conditional to talk about a present unreal situation.

8. 60. If he weren't too old, he would apply to the job as a war reporter.

   • Correction: "If he weren’t too old, he would apply for the job as a war reporter."
   • Explanation: In the second conditional, "apply for" is the correct phrase to use.

9. 61. If I were you, I will go to the dentist's and have the tooth checked.

   • Correction: "If I were you, I would go to the dentist’s and have the tooth checked."
   • Explanation: The second conditional uses "would" to indicate a hypothetical situation.

10. 62. I wish you will come to my party next week.

    • Correction: "I wish you would come to my party next week."
    • Explanation: "Wish" for future desires uses "would."

11. 63. Unless we leave a bowl of water under the sun, it will evaporate.

    • Correction: "Unless we leave a bowl of water under the sun, it will evaporate."
    • Explanation: This sentence is correct. It uses "unless" to convey a condition.

12. 64. If I have a private jet, I would fly around the world.

    • Correction: "If I had a private jet, I would fly around the world."
    • Explanation: This is a second conditional sentence and requires the past simple tense in the "if" clause.

13. 65. I wish the children will be more cooperative when they work in a group.

    • Correction: "I wish the children would be more cooperative when they work in a group."
    • Explanation: "Wish" for future desires uses "would."

14. 66. If only I was a doctor to save people.

    • Correction: "If only I were a doctor to save people."
    • Explanation: "If only" for unreal situations uses "were."

15. 67. Unless there had been the heavy storm, the climbers will not have died.

    • Correction: "Unless there had been a heavy storm, the climbers would not have died."
    • Explanation: The third conditional requires "would have" for the result clause.

68. He doesn’t help his mum with housework.

To find the closest meaning, we need to match it with the correct option.

A. I wish he helps his mum with housework.

• This option is incorrect because "wish" for present situations uses "would" instead of "helps."

B. I wish he would help his mum with housework.

• This option is correct. It properly uses "wish" to express a desire for someone to behave differently in the present.

C. I wish he had helped his mum with housework.