【判断题】在消防系统中,火灾信息可由火灾探测器的电信号、报警信号或者人工确认信号获得。
【单选题】—__ ______ _ nice trip to travel by air! —__ ______ __.
【单选题】2衡量同一材质散热器的金属耗量、成本高低的重要指标是?
【单选题】The Mercandiser widget is (so) named because it (is believed) (to be discovered) by Albert Mercandiser, a Dutchman (by) birth.
【单选题】The IT industry is developing so rapidly that almost anything ____is written about it will be out of date by the time it is printed.
【单选题】The town is so beautiful that it is hard to believe it was once _____ violently by European invaders. [ ]
【单选题】It is not so much the possible trouble caused by helping others _______ people’s unwillingness to show their sympathy _________ accounts for the present situation.
【简答题】Paper — More than Meets the Eye A) We are surrounded by so much paper and card that it is easy to forget just how complex it is. There are many varieties and grades of paper materials, and whilst it i...