A、笑话；B、悲剧；C、谜团…｜05-28

  A、There are more and more old people.；B、The world’s population is dropping rapidly.；C、The world is short of care homes for old people.…｜05-28

  A、It is only a childcare center actually.；B、The elderly look after kids carefully there.；C、It accepts both the elderly and pre-school kids.…｜05-28

  A、Travel.；B、Sports.；C、Science.…｜05-28

  A、Salzburg is too small to visit.；B、Salzburg is a place worth visiting.；C、There is nothing interesting in Salzburg.…｜05-28

  A、Salt.；B、Music.；C、A hot drink.…｜05-28

  A、It was filmed by Mozart.；B、It is an Oscar-winning movie.；C、It is a movie of Salzburg’s chocolate.…｜05-28

  A、Help students become well-rounded.；B、Get students to be off the real world.；C、Make students travel and learn online.…｜05-28

  A、Watch a video about the school.；B、Listen to a story about the great buildings.；C、Read something about Xu Xiake’s travels.…｜05-28

  A、Four.；B、Five.；C、Six.…｜05-28

  A、Every month.；B、Every two months.；C、Every three months.…｜05-28

  A、To change personal information.；B、To make life easy for themselves.；C、To help hackers get information quickly.…｜05-28