The English play _________ many students are preparing at the New Year’s party will be a great success. A. for which B. at which
因家庭装修带来的室内空气污染已越来越受到人们的关注。纳米级材料TiOx能有效去除因装修带来的多种有害气体。已知在TiOx中Ti的化合价为+4,则X为(
Between the two generations, it is often not their age, _________ their education that causes misunderstanding. A. like B. as C. or D. bu
阅读戎昱的《移家别湖上亭》,回答问题。 移家别湖上亭 唐 戎 昱 好是春风湖上亭,柳条藤蔓系离情。 黄莺久住浑相识,欲别频啼四五声。 注:戎昱
某蛋白质由n条肽链组成,氨基酸的平均相对分子质量为a,该蛋白质所含的氨基酸个数为,则该蛋白质的相对分子质量约为( ) A.ab﹣6b+18nB.ab﹣6bC
有学者认为,1688年“光荣革命”开辟了一条英国式的发展道路,其基本含义是 A.资本主义发展导致政治制度变革 B.保留国王但是实现了民主 C.议会
Children depend on their parents for food and _______. A. cloth B. coat C. dressing D. clothing
在我国城乡转型进程中,农村由于人口非农业化转移带来“人走屋空”,新建住房向外围扩展,用地规模不断扩大,原宅基地废弃、闲置,形成空心化