—I suppose he’ll pass the exam, _______________?   —Of  course he will.

—Would you mind not playing soccer in the street? —___________. We’ll go and play in the park. 

— I telephoned him twice and I couldn’t get through to him.  —The line might have been out of order, _______?

---________ will your head teacher return from the USA?---In two days.

I never thought anyone would speak ill of him to his face, _________?