Prolongation : দীর্ঘায়তকরণ;
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Appropriate Prepositions
Convenient to(সুবিধাজনক): The work is convenient to your nature.
Despair of (নিরাশ হওয়া): Do not despair of further improvement.
Hit upon (পরিকল্পনা নেয়া): Rahim hit upon a new plan.
Play with (খেলা করা/ মজা করা): I shall not play with him.
Solution to (সমাধান): None can solution to every problem.
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Idioms
At every step (প্রতি পদে পদে): There are dangers at every step in our life and yet we want to live.
Give in (বশ্যতা স্বীকার করা): We will never give in to our enemies.
Give one’s right arm (বিপদের ঝুকি নেয়া): I will give my right arm if I could manage the tickets.
Hold water (ধোপে টেকা): This policy will not hold water in this situation.
Let loose (বল্গাহীনভাবে ছেড়ে দেয়া): He let his horse loose in the field.