Confidential letter : গোপনীয় পত্র;
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Appropriate Prepositions
Absent from(অনুপস্থিত থাকা): I was absent from the class yesterday.
Agree with, on, to(একমত হওয়া): My father agreed with me on this point, but he did not agree to my proposal to set up a canteen.
Annoyed at(ব্যক্তি ছাড়া অন্যকিছুর প্রতি বিরক্ত): They were annoyed at his rough behavior.
Die of (রোগে মরা): Many people died of cholera.
Entitled to (অধিকারী): He is entitled to a reward for honesty.
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Idioms
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
In the wake of (ঠিক পরে): Police came in the wake of the accident.
Milk and honey – (প্রাচুর্য)- He lives with milk and honey.
Of course (অবশ্যই): Of course, you know what that meant.
With a lavish hand (মুক্ত হস্তে)— Give away something with a lavish hand.