Translate the following sentences into English:

বন্ধুকে বিদায় জানাতে সে বিমান বন্দরে গিয়েছিলো।

Fill in the blanks:

They need to concentrate ______ their studies.

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They will be placed_______ a range of community settings.

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We examined the scientific basis_______dental practice.

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This degree appeals to students who are interested ______working in the new fields and occupations created by digitization.

Translate the following sentences into English:

গুজবে কান দেওয়া উচিত না ।