The manager ________ (approve) all vacation requests before they are finalized. (Obligation)
must/has to approve
She ________ (not/attend) the meeting if it’s not related to her department. (Not necessary)
doesn't need to/doesn't have to
You ________ (not/share) your password with anyone. (Obligation not to do something)
mustn't share
They ________ (review) the documents before signing the contract. (Necessity)
need to/have to/must review
You ________ (not/worry) about the meeting tomorrow. It's been canceled. (Not necessary)
don't need to worry/don't have to worry
He ________ (not/call) the customer again; they’ve already confirmed the order. (Not necessary)
doesn't need/doesn't have to call
All employees ________ (attend) the training session next week. (Obligation)
must attend/have to attend
We ________ (finish) the project by the end of the month, so let's plan carefully. (Necessity)
need do/have to/must finish
She ________ (send) the email as soon as possible to avoid delays. (Necessity)
needs to/has to/must send
You ________ (not/stay) late if you've already completed your work. (Not necessary)
don't need to/don't have to stay
He ________ (finish) the report by today, or the client will be unhappy. (Obligation)
must finish
The team ________ (submit) the final report by Friday. It's mandatory. (Obligation)
must/has to submit
It ________ (not/leave) the office without the required signatures. (Obligation not to do something)
mustn't leave