【题目】 — Did you catch the first bus this morning?
—No. It had left the stop _________ I got there.
A. in the timeB. at the time
C. by the timeD. during the time
在线课程【答案】C
【解析】
试题分析：考察词组辨析。A. in the time在某段时间； B. at the time 那时候；C. by the time到....时候； D. during the time在此时间区间内；文意是你赶上早上的第一辆公交车了吗？我一到车站车子就开走了，所以答案是C。