“方里而井,井九百亩,其中为公田。八家皆私百亩,同养公田,公事毕,然后敢治私事”。材料所反映的经济现象应该出现在( )
读祖国气候类型图,按要求填出相关内容:
STUDY ENGLISH IN AMERICA
Country
Tina comes from ____.
Weekend Activity
Tina visits____ on Sundays.
Location
Tina's host family is in a ____ area.
TV Program
Tina always watches____ in the evening.
Study Time
Stay for ____ and study English as Tina does!
空气是由多种气体混合而成的,教师为了简明扼要的向学生介绍空气的组成情况,使用____ 统计图描述数据较好.