Wheels within wheels : অতি জটিল যন্ত্রবিন্যাস;
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Appropriate Prepositions
Adapt to(খাপ খাওয়ানো): Everybody must adopt himself to new environment.
Addicted to(খারাপ কিছুতে আসক্ত): She is addicted to collecting stamps.
Die by (দূর্ঘটনা বা অপঘাতে মরা/কোন কিছু দ্বারা মারা যাওয়া): He died by a road accident.
Genius for (দক্ষতা): Nazrul had a genius for convincing girls.
Loyal to (অনুগত): Every citizen must be loyal to the state.
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Idioms
Be all and end all (the ultimate out come- চরম পরিণতি—n) A loss of one million taka was the be all and end all of the projects.
Do yeoman’s service (বিশেষ উপকার করা): Freedom fighters have done yeoman’s service for country.
From cradle to grave (দোলনা থেকে কবর পর্যন্ত): Everyone has to learn from cradle to grave.
Pass away (মারা যাওয়া)— He passed away last night.
Widow’s mite (দরিদ্রের ক্ষুদ্র দান): A windows mite is no less important than a large contribution of a rich man.