英语问题,学霸快来帮忙。
Inhissurprise,theheadmasterpraisedhimashelearntfromsometeachersthatJackyusuallyvolunt...
In his surprise,the headmaster praised him as he learnt from some teachers that Jacky usually volunteered to help others.这里的volunteered为什么要加ed?,前面不是有usually吗?
展开
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询