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Appropriate Preposition:
- Essential to ( অত্যাবশ্যক ) Food is essential to health.
- Partial to ( পক্ষপাত দুষ্ট ) He is partial to his son.
- Commence on ( শুরু করা ) Our examination commences on the 3rd July.
- Lament for ( বিলাপ করা ) She lamented for her child.
- Hope for ( আশা করা ) Let us hope for the best.
- Obstacle to ( বাধা ) Poverty is often obstacle to higher studies.
Idioms:
- At arm’s length ( দূরে ) Try to keep the bad boy at arm’s length.
- Carry the day ( জয়লাভ করা ) Rajib, the best player of the school, carried the day in the annual sports.
- bad debts ( অশোধ্য বা অনাদায়ী ঋন ; যে ঋন শোধ করা যাবে না )
- Come off with flying colours ( জয়লাভ করা ) Our School team came off with flying colours.
- Out of order ( বিকল ) This car is out of order.
- At once finger ends ( নখদর্পণে ) All these facts are at his finger ends.