—What is your favorite sport? —Swimming, I think. It’s _____ of all.A. more relaxingB. the most interestingC. the most boring
Everyone may feel time ______very quickly when they do something interesting.
--Driving less, walking more is good for our health.--So I'd rather ______an hour's walk to work than consider ______a car.
There is _______ egg at home. Will you please get _______ for me, please?
How beautifully she sings! I have never heard _______ voice.
--I haven’t seen Jack for three days, is he ill?--_______. His mother told me that he was in hospital.