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【判断题】
直流电磁铁吸合以后的电磁吸力比未吸合时要大。( )A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】Directions: Translate the following sentences with given phrases question of/out of question/out of the question/end up/be supposed to 4. 不 , 绝对不行。 Oh, no. No, it's .
【单选题】After a lot of work, the artist thought that he had paid the government______.
A.
less tax than he should have
B.
more tax than he should have
C.
as much tax as usual
D.
just enough tax
【简答题】No. 5
【单选题】下列对可摘局部义齿大连接体的要求，除外的是
A.
杆的边缘应圆钝
B.
一般呈圆形或卵圆形
C.
不能妨碍唇、颊、舌的运动
D.
有一定的强度、质地坚韧、不变形
E.
不能压迫上颌腭隆突、下颌舌隆突及其他骨性突起
【单选题】听力原文： The American colonists often quarreled with British Government. They had to buy British goods and they had to pay taxes to Britain. In 1767, Britain put customs duty on many goods, such as tea. ...
A.
American colonists.
B.
Red Indians.
C.
The Britain army.
D.
The American army.
【简答题】目前SDH信号的速率等级有几种？速率分别是多少？
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