【简答题】一般情况下,市场调研的类型可以分为( )调研、( )调研、( )调研。
【单选题】Did the experiment find any differences ___________what children learned?
【多选题】市场调研类型如果按调研对象的范围不同可以划分为( )
【多选题】保健食品的真菌菌种》名单中收录的灵芝菌种有( )。
【单选题】Did the experiment find any differences _____what children learned?
【简答题】The children learned about the_______________ 关系 between the moon and the tides