“向物质世界的两极进军”的历程中,人们对两极世界有很多说法,下列四种说法中不正确

题型:选择题

问题:

“向物质世界的两极进军”的历程中,人们对两极世界有很多说法,下列四种说法中不正确的是 [ ]

A.香气扑鼻可以作为分子运动的证据

B.宇宙是一个有层次的天体结构系统

C.气体容易被压缩说明分子间存在引力

D.根据摩擦起电现象推测原子是由更小的微粒组成的

考点:分子间的作用力分子的热运动宇宙及太阳系原子及其结构
题型:选择题

根据下列句子中的首字母或者汉语提示写出可以填入空白处的单词的正确形式,在答题卡将单词写出。

76.  Government should be encouraged to get rid of all mass-killing w______.

77.  A bomb e______ near a supermarket, shocking the people in it.

78.  At the wedding, we all made a t______ to the happy couple.

79.  She was always o______, even when things were at their worst.

80.  She felt cut off from the outside world after giving up her c______ to get married.

81.  The crowd all ______ (惊慌失措)at the sound of the guns.

82.  He used his ______ (有影响力的) friends in the government to help him get into the civil service.

83.  The victim of the robbery could hardly remember what had happened, except that he was knocked ______ (失去知觉的) from behind when walking in a dark alley.

84.  Confucius’s teachings are still ______ (塑造) Chinese society.

85.  The hotel has a restaurant attached for its guests' ______(方便).

题型:选择题

周代主要的城市设计理论是什么?

题型:选择题
如图,一理想变压器原线圈接入一交流电源,副线圈电路中R1、R2、R3和R4均为固定电阻,开关S是闭合的.

为理想电压表,读数分别为U1和U2为理想电流表,读数分别为I1、I2和I3.现断开S,U1数值不变,下列推断中正确的是(   )

A.U2变小、I3变小

B.U2不变、I3变大

C.I1变小、I2变小

D.I1变大、I2变大

题型:选择题

ICSH公布的对血细胞分析仪性能评价指标有()

A.精密度

B.可比性

C.准确性

D.线性范围

E.灵敏度

题型:选择题

因为灾荒歉收而免去一定数量的赋税叫:()

A、蠲捕欠

B、灾蠲

C、恩蠲

D、巡幸蠲免

更多题库