Change the voice: Shut the door at once. A The door should be shut at once. B Let the door to be shut at once. C The door be shut at once. Change the voice: Shut the door at once. Correct Answer Let the door to be shut at once. Bissoy MCQ Team May 30, 2023 English Voice C ইউনিট কুমিল্লা বিশ্ববিদ্যালয়