Correct the following sentences :

We are united together.

Fill in the gaps with appropriate Preposition:

Drunk drivers are a menace ....... everyone.

Fill in the blanks:

Are you confident____your performance?

Write a paragraph on 'Dhaka City'

Fill in the blanks using appropriate word.

Which is.... longest river in our country?

Translate into English:

সে সাঁতার জানে না।