Optimistically : আশাবাদী হওয়া;
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Appropriate Prepositions
Contrary to(বিপরীত, পরিপন্থী): Students should not act contrary to the rules of discipline.
Dwell upon (আলোচনা করা): They dwell long upon the matter.
Match for (প্রতিদ্বন্দ্বী): He is no match for me.
Monument to (স্মৃতিসৌধ): The monument to your right is a popular tourist attraction.
Shout at (চিৎকার করে ডাকা): Do not shout at your parents.
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Idioms
At times (মাঝে মাঝে): He at times comes here.
In lieu of (পরিবর্তে): Give me this pen in lieu of that.
Out of temper (ক্রুদ্ধ): The teacher is out temper to see the overall results.
Pave the way (সুপ্রসন্ন করা) – I am sure I can pave the way for your success.
Silver tongue (মিষ্টভাষী)- He is a man of silver tongue.