Would that I ________ back in time and undo my mistakes.

• Would that এর ব্যবহার: 
- Sentence এর শুরুতে would that থাকলে subject এর পরে could বসে এবং প্রদত্ত verb এর present form বসে। 
- অবাস্তব ইচ্ছা বা সম্ভাবনা প্রকাশে Would that ব্যবহৃত হয়। 

Examples: 
- Would that she could see how much I care for her. 
- Would that I could travel to all the countries I've dreamed of visiting.

Complete Sentence: Would that I could go back in time and undo my mistakes.