1.Whois this?this Joy.How oid is she?she is seven. 她是谁? 她是joy 她多大了?她七岁。2.This is a bird.Its name is Polly.How old is it?Idon'tkonw.I think it's two这是一只鸟。它的名字是POLLY。它多大了?我不知道,我猜是两岁