Translate the following passage into English:

কয়েক দিন ধরে বই মেলায় প্রচুর ভীড় দেখা যাচ্ছে ।

Write short-notes on the following:

Back to Back Letter of Credit

Fill in the Blanks with appropriate preposition :

She was absent ___the meeting

Fill in the Blanks with appropriate preposition :

He was accused ___theft

Fill in the Blanks with appropriate preposition :

He left ____home.

Fill in the Blanks with appropriate preposition :

He prefers milk ____ tea