Grammar revision

Chris ________ a shower at the moment.

I think Jessica _________ come to my party.

Where are the ____________ jackets?

This is __________ time I've ever spent away from home.

Mike is _____________ person I've ever met.

I've __________ mopped the floor.

I've ___________ eaten Chinese food. I want to try it.

They haven't seen each other __________they left school.

He _________ the wall at the moment.

Alan is __________ lazier then Den.

I haven't been to Canada __________ thirteen years

Does _____________know the answer to this question?