Question

【题目】—____ (who) bicycles are those?

—They’re ____ (they) bicycles.

Answer 1

【答案】Whose their

【解析】

句意：—那些事谁的自行车？—它们是他们的自行车。第一空做bicycles的定语，故用whose谁的；第二空也做bicycles的定语，故用形容词性物主代词their；故答案为Whose；their。