First class : প্রথম শ্রেণী; শ্রেষ্ঠতা; সর্বোত্কৃষ্ট;
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Appropriate Prepositions
Apathy towards (অনাগ্রহ): The student has great apathy towards his studies.
Full of (পরিপূর্ণ): Our Rivers are full of fishes.
Inferior to (নীচু/হীন): He is inferior to his neighbor.
Look into (তদন্ত করা/অনুসন্ধান করা): I am looking into the matter.
Stare at (চাওয়া বা তাকানো): He stares at me.
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Idioms
At one’s elbow (near at hand — হাতের কাছে – adv.) His private secretary is always at his elbow.
Crying need (জরুরী): Mass education is a crying need for India.
Hold water (ধোপে টেকা): This policy will not hold water in this situation.
To the point (সঠিক) - The boy answered the question to the point.
Weal and woe (সুখ-দুঃখ): Human life is full of weal and woe.