14:I[5014,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"default"] 15:I[38392,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"PracticeCard"] 17:I[70570,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"ExamAppearanceBadge"] 16:T637,

• Complete sentence: Students are concerned for their result.
- Bangla Meaning: শিক্ষার্থীরা তাদের ফলাফল নিয়ে উদ্বিগ্ন।

• Concerned for (someone/something):
- English Meaning: a worried or nervous feeling about something, or something that makes you feel worried.
- Bangla Meaning: কোন কিছুর জন্য উদ্বিগ্ন হওয়া।

- আবার কোন কিছু সম্পর্কে উদ্বিগ্ন হওয়া অর্থে Concerned about/over ও ব্যবহৃত হয়।
- যেমন: There's a lot of public concern about dangerous toxins recently found in food.

অন্যদিকে,
• Concern of (someone)
- English Meaning: something that involves or affects you or is important to you
- Bangla Meaning: কোনো বিষয় যাতে কেউ উৎসাহী বা যা কারো কাছে গুরুত্বপূর্ণ; উদ্বেগ।
- যেমন: What were the major concerns of the writers from this period?

• Concerned in:
- English Meaning: involved in something.
- Bangla Meaning: কোন কিছুতে জড়িত থাকা।
- যেমন: Everyone concerned in the incident was questioned by the police.

Source:
1. Longman Dictionary.
2. Cambridge Dictionary.
3. Merriam-Webster Dictionary.