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【单选题】
在教学的过程中,在呈现挂图或者其他直观教具时,同时出现的刺激物的数目不能太多,而且排列应当规律有序,不可杂乱无章,这是在教学中考虑到幼儿注意( )品质的特点。
A.
注意的范围(广度)
B.
注意的稳定性
C.
注意的分配
D.
注意的转移
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举一反三
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【单选题】—Why do you always put this book in your backpack? —Because this book _____ my interest in the study of history. [     ]
A.
lifts
B.
raises
C.
takes
D.
carries
【简答题】蛋白质能够以胶体性质在溶液中稳定存在是因为蛋白质具有 ( )和( )。
【单选题】He’s put the book in the bag, ? [     ]
A.
is he
B.
isn't he
C.
has he
D.
hasn't he
【简答题】a book that you put photographs, stamps in
【单选题】There is ______ space in the bag. You can put your book in it.
A.
much
B.
many
C.
little
D.
a few
【简答题】蛋白质溶液具有胶体的性质,其分散于水中的颗粒直径约为______nm,使蛋白质溶液稳定的两因素是蛋白质分子表面的______和______。
【单选题】蛋白质具有亲水胶体性质的原因是()
A.
含同种电荷
B.
有水化膜
C.
二者均是
D.
二者均不是
【单选题】He put the book in the box____ the shelf.
A.
instead
B.
instead of
C.
instead of on
D.
in place of