从右栏中找出左栏的答语，将序号填在括号内。
(1)Who’s this？ A It’s Li Shan’s skirt.
(2)Whose skirt is it？B They are Kitty’s socks.
(3)Whose socks are these？ C This is my mother.
(4)What’s this？D This is a pen.
(5)Is this your sweater？E No，it isn’t.
读一读，选出正确的图片。
别人问你“Who is that？” 你可以说：
A.He’s my brother..B.She’s my brother..C.This is my brother.
如果你想把你的姐姐介绍给你的朋友，你可以说：
A.This is my mother.B.This is my sister.C.This is my brother.
如果你想问别人“这位是谁？” 你可以说：
A.Who is this？B.Who is that？C.Who are you？