Complete the sentence:
Bangladesh Army fought _______________.

Bangladesh Army fought bravely. 
বাংলা অনুবাদ = বাংলাদেশ সেনাবাহিনী সাহসিকতার সাথে লড়াই করেছে। 

Adverbs of Manner: Verb এর শব্দ "কেমনভাবে" বা, how? সংঘটিত হল তা যে word থেকে জানা যায়, তাকে বলা হয় Adverb of Manner. 
Manner মানেই হল কায়দা অথবা, ধরণ। 

An adverb which tells us how something is done is called Adverb of manner.

Most of these adverbs have “ly” at its end such as, quickly, slowly, happily, badly, etc. Fast, hard, well, etc. are also adverbs of manner.

Reference: A Passage to the English Language, S.M. Zakir Hussain