Be all and end all : একমাত্র লক্ষ্য বা পরিণতি;
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Appropriate Prepositions
Abide in(বাস করা): I abide in Dhaka with my family.
Cast aside (ছুঁড়ে ফেলা): As soon as they become rich they cast aside their poor friends.
Complain to (কারো কাছে নালিশ করা): You should not complain to his parents.
Fail in (ব্যর্থ হওয়া): He failed in getting internet connection in his room.
Monument to (স্মৃতিসৌধ): The monument to your right is a popular tourist attraction.
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Idioms
Birds of a feather (persons of like disposition-একই পর্যায়ের লোক) Bird’s of a feather flock together.
Fair play (প্রতারণা বিহীন নীতি বা কাজ): I believe in the practice of fair play in my business.
In full swing (পুরোদমে): The school is in full swing after the vacation.
Man of straw (অপদার্থ): We do not care for a man of straw like you.
With might and main (যথা শক্তি দিয়ে) —He tried with might and main to help me.