Welcome to my family. _______ my father Jack and my mother Tracy. A. This is B. He is C. These are
--What are these? --_______ books.
如果你想知道对方姓什么时,你应该问_____________________________
_______ are my brother and sister.
His name is David Brown.His family name is ________.
--What’s your brother’s name?--_____ name is Dave.