____,the runners corssed the finish line. A. Tiring B. Tired C. To be tired D. They are tired 为什么选B

题目

____,the runners corssed the finish line. A. Tiring B. Tired C. To be tired D. They are tired 为什么选B

答案

B
作状语,表伴随情况 Tired （累的）