【简答题】翻译以下短语并完成句子。 1) show/express concern about/for _ have concern with _ 2) the authorities concerned _ 3)be concerned about /over/for _ be concerned with/in _ as /so far as... be concerned 4)There is____...
【简答题】According to the passage, the initial concern about computers was that they might ________. A) change our personal lives B) take control of the world C) create unforeseen problems D) affect our busine...