【单选题】(2014湖南) If Mr. Dewey _________ present, he would have offered any possible assistance to the people there.
【单选题】If Mr. Dewey had been present, he would have offered any ______ ________ to the people there.
【单选题】【2014·湖南卷】If Mr. Dewey _____ present, he would have offered any possible assistance to the people there.
【简答题】【2014·湖南卷】 If Mr. Dewey _____ ( be) present, he would have offered any possible assistance to t he people there.
【单选题】If Mr. Dewey ___________ present, he would have offered any possible assistance to people there.
【简答题】A.甲型肝炎 B.乙型肝炎 C.乙型和丙型肝炎 D.戊型肝炎 E.甲型和戊型肝炎 主要经粪-口传播的肝炎是