Perturbations : ব্যাকুলতা; উদ্বেগ; চাঁচল্য; বিচলন; চঁচলতা; ক্ষোভ;
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Appropriate Prepositions
Cope with(সামলানো বা পেরে উঠা): They cannot cope with the situation.
Deaf to, of, in (না শোনা, বধির হওয়া): The boy is deaf to his father’s advice. This man is deaf of/in one ear.
Independent of (স্বাধীন): They are independent of my health.
Inquire of, about, into, after (অনুসন্ধান করা): Roma inquired of me about my father’s health. The pope will inquire into the cause of fire. Mehjabin inquired after her friends.
Quick at (চটপটে): A cashier must be quick at figures.
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Idioms
At-fault (guilty-কিংকর্তব্যবিমূঢ়, অপরাধ, দোষ adj.) You are at fault.
Give in (বশ্যতা স্বীকার করা): We will never give in to our enemies.
In a nutshell (সংক্ষেপে): Tell the whole story in a nutshell.
Rank and file (সাধারণ লোক): We should pay attention to the rank and file of the country.
Up to (পর্যন্ত) - I have done the exercises up to page 40.