Passengers ..... open the door when the train is moving. must mustn't should shouldn't

Question

asked Jun 21, 2021 29.7k views

2 Answers

Jerrah · Answer 1 · 2021-06-23T06:43:12+0000

Answer:

should not

Step-by-step explanation:

the above sentence is a type of advice for the passengers and we use should/shoud not to give some sort of advice

James Amo · Answer 2 · 2021-06-26T04:59:17+0000

Answer:

shouldn't

Step-by-step explanation:

that is correct grammer because they shouldn't be opening the doors when the train is moving