Did you ________ some cakes?
She was born ____________ 2012. A. inB. onC. at
He is two years ____________ than my little brother. A. oldB. olderC. elder
Can you guess ____________ my little niece was born?A. whenB. whatC. that
He likes ____________ football. A. playB. playingC. plays
Do you enjoy ____________ pictures?A. paintB. to paintC. painting