When we climbed up to the top of the mountain, we were all ,but we were very happy.
A. out of sight
B. out of reach
C. out of breath
D. out of danger
网友回答
A. out of sight
B. out of reach
(答案→)C. out of breath
D. out of danger
解析：句意为：当我们爬到山顶时，我们都气喘吁吁地，但是我们非常高兴。out of sight看不见，在视野之外；out of reach够不着；out of breath上气不接下气，气喘吁吁地；out of danger 脱离危险。故答案应为C。