Students are always interested in finding out ________ they can to with a new teacher.

– 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. 

He comes late sometimes,     ?

--- __________ are you so happy?--- Because it is my birthday.

___________your twin brother’s name Nick? – Yes, ________ is.