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【单选题】
儿童发展研究的对象是( )A.
0－1岁儿童发展的特点和规律
B.
1－3岁儿童身心发展的特点和规律
C.
0－6岁儿童身心发展的特点和规律
D.
整个儿童期儿童身心发展的特点和规律
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【简答题】直流电动机主要由( )、( )、机壳、端盖、( )与刷架等组成。
【单选题】The mice in northern Europe move when ______.
A.
they give birth
B.
the weather is bad
C.
the place gets too crowded
D.
they haven't enough food
【单选题】—Look at the noisy kids! —Haven’t you heard the saying “When the cat is away, the mice ______?”
A.
play
B.
played
C.
are playing
D.
will play
【单选题】When the cat’s away, the mice will play.
A.
He is very proud and satisfied with himself.
B.
People do what they want and have fun when there is no supervision.
C.
You reveal a secret or a surprise by accident.
【简答题】直流电动机主要由____、____、____、____、机壳和端盖等主要部件构成
【简答题】直流电动机主要由( )、( )、机壳、端盖、( )与刷架等组成。
【单选题】The cat______ when it has eaten all the mice and rats.
A.
will eat the cattle in the village
B.
will eat neither cattle nor men
C.
will eat men in the houses
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