He fought（fight） in Flanders in the First World War.
因为有时间状语【in the First World War.】,是明显的过去时间,所以用一般过去时
fight过去时是fought请教一下，短语：用3分钟。应该用哪个介词？用3分钟use three minutes不用介词的The pigeon flew from one garage to the other ____ three minutes.The pigeon flew from one garage to the other in three minutes