A: Listen! Is it Linda singing in the next room?B: No, it __________ be her. She is still in Shanghai.
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.
--_______ is this backpack? --It’s yellow.