Inefficient : অনিপূণ; অযোগ্য; অপটু
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Appropriate Prepositions
Dependent on (নির্ভরশীল): Sepm is dependent on his father.
Enter into (আলোচনা করতে আরম্ভ করা): Let’s not enter into details at this stage.
Remind of (স্মরণ করিয়ে দেওয়া): He reminded me of his request to lend him some money.
Rid of (মুক্তি দেওয়া): He will get rid of troubles soon.
Road to (উপায়/ রাস্তা): There is no easy road to learning.
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Idioms
After all - (সব কথার পরেও): I rang and told her I couldn't come after all.
Bad names (গালমন্দ—n) He called the man bad names.
Man of straw (অপদার্থ): We do not care for a man of straw like you.
Swan-song (অন্তিম গীত, শেষ কর্ম): This writing is the swan song of Kazi Nazrul islam.
Weal and woe (joy and sorrow, সুখ দঃখ) —Human life is full of weal and woe.