二、练习拓展
1. 根据中文提示，完成句子。
(1) — Whose kite is this? — It’s _______（她的）.
(2) This big bag is _______（我的）.
(3) Those black trousers are _______（他的）.
(4) Is this brown doll _______（你的）?
(5) These aren’t our books. _______（我们的）are over there.

(1) hers (2) mine (3) his (4) yours (5) Ours

2. 写出下列句子的同义句。
(1) This is their classroom. = _______ _______ _______ _______.
(2) Whose jeans are these? = _______ _______ _______ _______?

(1) This classroom is theirs (2) Whose are these jeans