Bonjour j'aurais besoin d'aide pour mon qcm d'anglais :

1. I think we ... with this last statement and call it a day. (will conclude/are going to conclude/are concluding/shall conclude)
2. They must get going. They will be stuck in a traffic jam if they … now. (don't leave/aren't leave/haven't leave/won't leave)
3. I promise to return your exams as soon as … grading them. (I am finishing/I finished/ I'll finish/ I have finished)
4. … you do me a favor? I need a laptop for my presentation and mine is dead so I’d like to borrow yours. (Could/Shall/Should/Must)
5. The phone is ringing. I hope it … be the law firm I contacted for my summer job. (will/shall/might/can)

Merci d'avance