Audio-visual aid : শ্রাব্য-দার্শন অবলম্বন;
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Appropriate Prepositions
Abhorrent to(ঘৃণ্য): Racism of any kind is abhorrent to me.
Control over(নিয়ন্ত্রণ): He has no control over his sons.
Inferior to (নীচু/হীন): He is inferior to his neighbor.
Look over (পরীক্ষা করা): He was looking over the answer scripts.
Sick of (ক্লান্ত): He is sick of this idle life.
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Idioms
At a standstill (নিশ্চল, অচলাবস্থায়-adj.) The discussion is now at a standstill.
At the eleventh hour (at the last moment-শেষ মুহুর্তে adv.) The patient was in a dangerous condition and the doctor came at the eleventh hour.
Hue and cry (শোরগোল): The villagers raised a hue and cry to see the thief.
Let loose (বল্গাহীনভাবে ছেড়ে দেয়া): He let his horse loose in the field.
Set free (মুক্ত করা): The prisoners were set free.