Whose children is the old womam looking after?Did you find out?改为含有宾语从句的复合句

Is it December 12th today?When’s Children’s Day?Is it December 12th today?When’s Children’s Day?请问这两句怎么回答?快. Today is Desember 25th.Children fell very happy.的意思 Whose children is the old womam looking after?Did you find out?改为含有宾语从句的复合句 the children live in the dormitory()the windows is covered with pictures为什么是of which whose为什么不行 Whose book is this? Whose ruler is this? Whose bike is it? “Whose fork is that whose is this book? “Whose room is this? Whose it is? whose shirt is that Whose hat is this? Whose jacket is it? whose frisby is whose coat it is? whose hat is it whose bird is that?