Strenuous : অধিক শ্রমসাধ্য; কষ্টকর;
Related Words
sterns  strains  streams  strengths  strenuous  string course  strings  See Words Also In
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Appropriate Prepositions
Based on(প্রতিষ্ঠিত, ভিত্তিক): His information is not based on the correct information.
Comply with(মেনে নেওয়া): The clerks must comply with the orders of their officer.
Hatred for (ঘৃণা): I have no hatred for anyone.
Hope for (আশা করা): Let us hope for the best.
Play at (খেলা): I do not play at cards.
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Idioms
Bad book (disfavour-খারাপ নজর —n) The secretary has fallen in the bad book of the manager.
Cut a sorry figure (খারাপ ফল করা): He cuts a sorry figure in the examination.
Show good manner (ভালো আচরণ প্রদর্শন ): You should show good manner in the company of young ladies.
To go to the dogs (গোল্লায় যাওয়া)- He has gone to the dogs by keeping evil company.
Up to (পর্যন্ত) - I have done the exercises up to page 40.