– You must have learnt the good news of our team winning the football match, _____ you? -- Yes. I _____ it up when having supper in the canteen. 

--- _______ is your father?--- He’s 43.

—____________you___________ a brother?—Yes, I have. I’ve got a younger brother.

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?

--Excuse me , is this your jacket?--Yes, ______.