【完成句子】
用one，ones，it，that，those填空
(1) — I can't find my watch.
— You haven't found ______？ If you want to buy a new ______， I suggest you buy ______ made in China.
(2) We've got a big cup and two small ______.
(3) The weight of an elephant is much greater than ______ of a tiger.
