— ____ is your mother?— She is in the kitchen.

He used to have nothing for breakfast,________?

It is the second time that you have been late, ______?

Since it will take years to know the effect of genetically modified food, it’s more sensible to give it a second thought before we eat it,        it?

“You’ve never been to the village, have you?” “____．It is the most beautiful village I’ve ever seen．”