2. Whose bag is this? Whose 为who的所有格，“谁的”。 Who’s是who is 缩写 那是谁的钢笔？Whose pen is that? Those books are mine.（划线部分提问 ） 3.Here’s a purple wallet. 此句为倒装句，由here ,there,out,in，down等表示方位的副词开头的句子中，如果主语是名词要全倒装，如果主语是代词要半倒装。 Here comes the bus. There they are.

Whose books are those ?