ПОМОГИТЕ ПОЖАЛУЙСТАА!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Read these sentences and fill in the gaps with the correct variant (must, mustn’t, have to, don’t have to, doesn’t have to or has to).

1. It's raining outside. Tim
_____
take his umbrella.

2. Mr. Dickson is travelling abroad this summer, so he
_____
get his passport soon.

3. I have a terrible headache, but I ____
work till nine pm.