Certified copy : সুস্থতা পত্র; প্রত্যয়িত লিপি;
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Appropriate Prepositions
Anxious about (কোনো কিছুর ব্যাপারে চিন্তিত বা উদ্বিগ্ন): Karim is anxious about his father’s death. Karim is anxious for getting a job.
Concerned for (উদ্বিগ্ন): The parents are concerned for their growing children.
Conscious of(সচেতন): I am conscious of my deficiencies.
Count on/upon (নির্ভর, বিশ্বাস করা): Rahim count on (upon) my help.
Play on (বাজানো): They play on the piano.
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Idioms
As ill-luck would have it (unfortunately- দুর্ভাগ্যবশত) A child was born to them but, as ill-luck would have it, it died when it was eight days old.
Birds of a feather (persons of like disposition-একই পর্যায়ের লোক) Bird’s of a feather flock together.
Under age (অপ্রাপ্ত বয়স্ক)- He could not cast his vote because he was under age.
Up-to-date (আধুনিক) - Now-a-days ladies are very up to date.
With a view to (উদ্দেশ্য)- He goes to college with a view to attending the class.