Many students in the dormitory have come down ________ a contagious virus, so everyone is advised to take precautions.

• Come down with (phrasal verb)
English Meaning: to start to suffer from an illness, especially one that is not serious.
Bangla Meaning: রোগে আক্রান্ত হওয়া কিন্তু জীবনহানী কোন রোগ নয়।

Complete Sentence: Many students in the dormitory have come down with a contagious virus, so everyone is advised to take precautions.

Example Sentence:
1. Unfortunately, the lead actor has come down with a severe case of the flu, and the play has to be postponed.
2. I was feeling fine yesterday, but I've suddenly come down with a headache and fatigue.
3. Our vacation plans had to be cancelled because my sister came down with a severe case of allergies.

Source: Cambridge Dictionary.