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【单选题】
关于牛顿第一定律,下列说法中正确的是A.
该定律是通过斜面上小车运动的实验总结得出的结论
B.
该定律是在大量经验事实的基础上,通过科学推理概括出
C.
该定律不能用实验来证明,只是一种猜想
D.
该定律可以用实验来证明,因为它是力学的基本定律之一
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【简答题】Complete the following sentences with appropriate phrasal verbs formed from the verbs given below. Pull make run ask cut give set hold keep leave It has been made a ...
【单选题】The person made the rule after he their leader.A．a point;madeB．a point of;was madeC．a point for;wa
A.
The person made ____the rule after he____ their leader. A．a point;made
B.
a point of;was made
C.
a point for;was made
D.
a point of;made
【简答题】A farmer didn't want his men to wear shoes. “If they wear shoes, they won't do farm work well,” he said. After that he made the rule “No Shoes ! ” all over the farm. No one dared( 敢于 )to wear shoes. T...
【多选题】下列数列属于( ) 全部企业按生产计划完成程度分组(%) 80%─90% 90%─100% 100%─110%
A.
品质分配数列
B.
变量分配数列
C.
组距式变量分配数列
D.
等距变量分配数列
E.
次数分配数列
【简答题】化学纤维分为 、合成纤维和无机纤维。
【单选题】He made _____ a rule to do an hour ’ s work in the garden every day.
A.
that
B.
what
C.
it
D.
which
【多选题】下列数列属于( ) 按生产计划完成程度分组(%) 企业数 80%─90% 15个; 90%─100% 30个;100%─110% 5个
A.
品质分配数列
B.
变量分配数列
C.
组距式变量分配数列
D.
等距变量分配数列
E.
次数分配数列
【多选题】下列数列属于( ) 按生产计划完成程度分组(%) 企业数 80─90 15 90─100 30 100─110 5 合 计 50
A.
品质数列
B.
变量数列
C.
组距式变量分配数列
D.
等距变量分配数列
【简答题】It has been made a rule in our department that the chairman will a speaker if he talks too long. (cut)
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