【判断题】世界旅游组织在1979年第3届代表大会上正式确定9月27日为世界旅游日.( )
【单选题】在SPSS操作中,绘制()可以很好地呈现出数据的分布特征,是图形分析的基本功。
【单选题】The residents were asked to leave because ______.
A.
the firefighters were unfair
B.
the fire was moving fast making it dangerous
C.
the firefighters were overly careful
D.
it was easier for the firefighters
【简答题】A.The 2uil8ings in the p1th of the fire were 8estroye8. B.Firefighters put it out upon the king's order. C.Londoners stopped it with the water from the river. D.It stopped by itself after it burned al...
【判断题】机体对维生素的需要量虽然不多,但缺乏时可引起不同的疾病。
【简答题】In the _________ house the firefighters saved a lot of _________ people, but they couldn' t be sent to hospital because of the _________ road.
【判断题】1979 年9 月27 日,世界旅游组织第3 次代表大会正式确定9 月27 日为世界旅游日,1980 年开始实行。
【单选题】The firefighters on the 35th floor of the north tower of the World Trade Center _________________.
B.
knew what was happening
D.
knew they had hardly begun their task
【简答题】世界旅游组织在1979年第( )届代表大会上正式确定9月27日为世界旅游日。
【判断题】机体对维生素的需要量虽然不多,但缺乏时可引起不同的疾病。