,英语beach可不可答:D. 呈复数形式:crops, means, headquarters, works, shambles 4. 复合名词的复数:A. 尾词变化:armchairs, fly-overs, grown-ups, pickpockets B. 首词变化:commanders-in-chief, men-of-war, mother’s-in-law, passers-by C. 同时变化:men friends, women doctors, gentlemen farmers...