【单选题】—When did you last see Shelly? —On Sunday of last December at celebration of her 40th wedding anniversary.
【单选题】在夫兰克—赫兹实验的加速电压—阳极电流曲线中,阳极电流下降是因为:
【单选题】Last year the (4th----5th) winter Olympics were held in Sweden.
【单选题】The last half of the 19th century ______ the steady improvement in the means of travel.
【简答题】On October 19th last year, prices on the New York stock exchange suffered their ______.
【单选题】Baseball fans celebrated the (18th----80th) anniversary of baseball last year.
【判断题】在我国,社区矫正专门的法律规定,主要是指废除劳动教养制度和建立社区矫正法。()