Choose the best words to complete the dialogue between Mark and Emma.

Choose the correct option.

Mark: I guess my computer is broken!

Emma: What exactly is the problem?

Mark: The screen is frozen. I can't move the cursor at all.

Emma: Have you tried [switch|to switch|switching] it off and on again?

Mark: Well, [way|sort|so] of. In fact, I can't do it.

Emma: Alright, I see. The best [idea|thought|thing] [do|to do|doing] is to power off your computer for a couple of minutes and then try to switch it on.

Mark: I [suppose|suggest|happen] it might just [do|work|use]. Thank you!

Emma: You're always welcome.