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【单选题】
工业机器人的基本特征是( ) 1具有特定的机械机构;2具有一定的通用性;3具有不同程度的智能;4具有工作的独立性
A.
①②
B.
①②③
C.
①②④
D.
①②③④
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举一反三
【单选题】下列哪项是水痘皮疹演变的特点
A.
丘疹、斑疹、疱疹、结痂
B.
斑疹、丘疹、疱疹、结痂
C.
丘疹、疱疹、斑疹、结痂
D.
疱疹、斑疹、丘疹、结痂
E.
以上都不是
【单选题】We should work hard and ( )our parents’ expectation.
A.
live with
B.
live in
C.
live up with
D.
live up to
【单选题】在恒容条件下化学反应:2SO 2 (g)+O 2 (g) 2SO 3 (g) ΔH='-Q' kJ·mol -1 。在上述条件下分别充入的气体和反应放出的热量(Q)如表所列: 根据以上数据,下列叙述正确的是(   )
A.
在上述条件下反应生成1 mol SO 3 固体放热Q/2 kJ
B.
2Q 3 <2Q 2=Q 1
C.
Q 1 =2Q 2 =2Q 3 =Q
D.
2Q 2 =2Q 3 1
【单选题】Peter Singer seems to suggest that
A.
we should cast away our logic and respect emotion in the first place.
B.
we should not only concern about ourselves but start help each other.
C.
people who live in abundance should give a hand to those in poverty.
D.
we should cut off life support for the old to achieve the utilitarian goals.
【判断题】运用盖斯定律进行热化学计算,可以在恒容条件下,也可以在恒压条件下进行。    (    )
A.
正确
B.
错误
【单选题】在恒容条件下化学反应: 2SO 2 ( g ) + O 2 ( g ) 2SO 3 ( g ) ; △ H =—QkJ·mol -1 在上述条件下分别充入的气体和反应放出的热量 ( Q )如下表所列: 容器 SO 2 (mol) O 2 (mol) N 2 (mol) Q(kJ·mol -1 ) 甲 2 1 0 Q 1 乙 1 0.5 0 Q 2 丙 1 0.5 1 Q 3 根据以上数据,下列叙述...
A.
在上述条件下反应生成 lmolSO 3 固体放热 Q/2 kJ
B.
Q= Q 1 <2Q 2 <2Q 3
C.
Q l ='2' Q 2 = 2Q 3 = Q
D.
2Q 2 = 2Q 3 < Q 1 < Q
【单选题】孔子主张学习内容包括( )四个方面。
A.
知、情、意、行
B.
导、学、习、行
C.
文、行、忠、信
D.
学、思、习、行
【单选题】听力原文:W: We should write emails to our friends who live outside the country. M: Sounds like a great idea. I need to cut down on my phone bill. Q: What does the man mean? (14)
A.
He needs to make phone calls to his friends.
B.
His phone was disconnected outside the country.
C.
Using the email will decrease his telephone expenses.
D.
His friends would rather hear his sound on the phone.
【简答题】我提议为我们远道而来的朋友的健康干杯。
【单选题】Helen Keller thought that it would be an excellent rule to live each day as if we should die tomorrow so that we would .
A.
pay less attention to the certainty of death
B.
eat, drink and be merry
C.
finish our petty tasks
D.
live our life with appreciation
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