【单选题】3-6岁幼儿注意的特点是( )注意占优势,( )注意逐渐发展
【判断题】3-6 岁幼儿注意的特点是:有意注意占优势,无意注意逐渐发展。( )
【单选题】What could be the disadvantage for the consumers?
A.
They have no idea how to cope with the fast value loss
B.
They will be paid less when trying to sell their cars
C.
They have to constantly renew their own vehicles
D.
They will lose confidence in the new vehicle market
【简答题】通过幼穗剥检预测花期的方法及判断标准是什么?
【判断题】水稻幼穗分化的时期可用叶龄余数法、叶耳间距法及幼穗和颖花长度法进行判断。