Mrs Green is going to give a birthday party for Mary . Mary is her daughter . Mary will be thirteen years old . A lot of Mary's friends are going to the party . There are going to be twenty girls at the party . Mrs Green are getting ready for the party . Mrs White is helping her . " That's a pretty ( ) cake , " Mrs White says to Mrs Green . " Thank you very much ." Mrs Green is going shopping now . She's buying fruit for the party . She buys a lot of oranges ,apples and bananas .  Then she goes home . It's three o'clock in the afternoon .  Everything is ready . Now the first girl is arriving .  The party is going to start . How old is Mary now ?
Eleven Twelve Thirteen Fourteen