相关Inschoolsalloverthew的文学知识

问题详情：阅读理解   Inschoolsallovertheworldboysandgirlsarelearningforeignlanguages.Everyoneknowshisownlanguage,butknowinganotheroneisveryuseful.IfwegotoEnglandortheUSA,wemustbeabletospeakEnglish.An...