Air shaft : খনি মধ্যে বাতাস ঢোকানর জন্য পথ;
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Appropriate Prepositions
Adapt for (উপযোগী করে নেওয়া): This book has been adapted for the children.
Dressed in (সজ্জিত, পরিহিত): The girl was dressed in silk.
Fail in (ব্যর্থ হওয়া): He failed in getting internet connection in his room.
Guess at (অনুমান করা): It is difficult to guess at the age of women.
Long for (আশা করা/কামনা করা): He longed for name and fame.
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Idioms
Call to mind (স্মরণ করা): I cannot call to mind your cell number.
Easy and free (অমায়িক): The boy is easy and free, so he has many friends.
Short temper (রগচটা)— He is a man of short temper.
To the utmost (যথাসাধ্য) - I tried to the utmost of my ability to have a job.
Without fail (অবশ্যই) - You must attend the meeting without fail.