Employees mustn't / don't have to attend the optional team-building workshop this weekend if they are snowed under with work.

I must/had to work overtime last year to complete a critical project for the company.

After weeks of training, he could/was able to complete the marathon.

You mustn't/don't have to wear clothing that is offensive or inappropriate in the workplace.You mustn'tdon't have to wear clothing that is offensive or inappropriate in the workplace.You mustn'tdon't have to wear clothing that is of

The company is _______ from using copyrighted images in their advertising campaigns.

Could we include your product in our commercial? B: Absolutely, you can/could .

Employees must/have to sign non-disclosure agreements (NDAs) to protect sensitive company information.

With proper training, anyone can/ is able to learn to use our new software system effectively.

You hadn't/ didn't have to apologise; I understand it was a mistake.

Employees are ______ to arrive at the office by 9 am every day.