Needlessness : অনাবশ্যক; অপ্রয়োজন; অপ্রয়োজনীয়তা;
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Appropriate Prepositions
Call for(চাওয়া): I will call for his explanation.
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.
Fed up with (বিরক্ত): He is fed up with waiting for her.
Send for (ডেকে পাঠানো): Send for a doctor immediately.
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Idioms
Brown study (দিবাস্বপ্ন): The girl is absorbed in a brown study.
Eat humble pie (অপমান হজম করে ক্ষমা চাওয়া): The manager had to eat humble pie before his employees.
Lion’s share (বড় মাপের অংশ): He took the lion’s share of the profit.
Silver living (hope- আশা বা ভালো দিক): Every cloud has a silver lining.
White elephant (অত্যন্ত ব্যয়সাপেক্ষ বিলাসিতা): At last the department proved to be a white elephant.