as usual是什么意思:Peter's family 后面加单数还是复数？

Peter's family 后面加单数还是复数？ That's ________(Peter)brother,jack. It's a picture ( ) my aunt's family. 23.Jim's family went to visit ___ family last night. what's the meaning of"family oriented"? How many elements in one's family? What's her family name? — Brown. what's your favorite family size?是什么意思 It's a long time since I heard from Peter.好久没有收到彼得的来信了。 There atee three Cildren in Mr Read's family.(对画线部分提问）