问题
选择题
When we climbed up to the top of the mountain, we were all ___________.
A．out of the breath
B．short of the breath
C．out of breath
D．short of breaths
答案
答案：C
考查短语：out of breath气喘吁吁的，上气不接下气的，句意：当我们爬到山顶的时候，我们都气喘吁吁的。故选C。