the fire breaks out，he is the first to arrive at the scene.
A. Every time when
B. Moment
C. No matter whenever
D. Every time
网友回答
A. Every time when
B. Moment
C. No matter whenever
D. Every time
解析：D
解析 句意为：每一次发生火灾，他总是第一个到达现场。every time用作连词，引导时间状语从句。