成男孩,代替父亲从军。【解析1】dressup装扮;乔装打扮dressupas打扮成()MostBritishhighschoolchildren___uniformsatschool.A.wearB.dressC.putonD.dressup【辨析】wear/puton/dress穿(1)wear=bein穿,指穿的状态Healwayswearsablackcoatwithsunglasses.(2)puton穿,指穿的动作It’scoldoutside.Putonyourcoat.(3)dressv穿,后跟人做宾语。dresssb.给某人穿衣服dressoneself给某人自己穿衣服dressupas/like…“打扮成……的样子”dressupin+衣服Thegirllikestodressupinhersister’sclothesbedressedin+衣服()①Mysisterisdressed___aredjackettoday.A.upB.inC.onD.off()②Mysisteroften_____aredblouseonasunnyday.A.putsonB.wearsC.dressedD.haveon【解析2】takesb’splace=taketheplaceofsb代替/替换某人,后接动词时,要用动词不定式。即:takeone’splace/taketheplaceofsb./sthtodosth.①Mulantakesher___________(father)placetofightinthearmy.()②Idon’twanttotakeyourplace______thisweek.A.doB.todoC.doesD.didtakeplace发生【解析3】armyn陆军;陆军部队jointhearmy参军beinthearmy在陆军军队里