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

Choose the correct option.

Mark: I guess my laptop has got a virus!

Emma: What exactly happened to it?

Mark: It's very slow. I can't open any of my files.

Emma: Why don't you [switch|to switch|switching] it off and on again?

Mark: Well, I have already tried that, in a [way|sort|so]. Unfortunately, I couldn't do it.

Emma: Alright, I see. I would [surprise|survive|suggest] that you [disconnected|disconnect|disconnecting] your computer from the power source for a couple of minutes and then try to switch it on.

Mark: Well, that's [worth|worse|words] a [try|tried|trying]. Thank you!

Emma: You're always welcome.