Question

Call the doctor at once. (Begin : Let​

Answer 1

$\huge{\mathtt{\purple{A}\green{N}\pink{S}\blue{W}\purple{E}\green{R}\pink{!}\blue{!}}}$

Let the doctor be called at once.

Extra Information :

When imperative sentences are converted from the active to the passive voice, we use let...be before the past participle form of the main verb.

___________________________________

Answer 2

Let the doctor be called at once