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【简答题】
1mol 理想气体绝热可逆膨胀, W ____ 0 。 (大于、小于或等于)
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皮皮学刷刷变学霸
举一反三
【单选题】All the vegetables in the shop _____. [ ]
A.
have been sold up
B.
has been sold up
C.
have sold up
D.
has sold up
【多选题】下列关于新民主主义社会的说法,正确的有: ( )?
A.
新民主主义社会是一个过渡性的社会
B.
过渡时期我国社会的性质是新民主主义社会
C.
从中华人民共和国成立到社会主义改造基本完成，是我国从新民主主义到社会主义的过渡时期
D.
新民主主义社会存在五种经济成份
【单选题】A：I've just heard that the tickets for Swan Lake have been sold out! B：Oh, no!______
A.
I was looking forward to it.
B.
It doesn't matter.
C.
It's not at all interesting.
D.
I knew it already.
【单选题】What a pity! I hear they _______ the tickets for the concert. [ ]
A.
have sold out
B.
are selling out
C.
sold out
D.
had sold out
【多选题】1949 年 3 月,中共七届二中全会决议分析了新民主主义社会的经济状况和基本矛盾,论述了从农业国转变为工业国、新民主主义社会转变为社会主义社会的任务及其主要途径。决议指出,全国胜利并解决了土地问题以后,中国社会经济中存在着五种成份,即
A.
社会主义性质的国营经济
B.
半社会主义性质的合作社经济
C.
农民和手工业者的个体经济
D.
私人资本主义经济和国家资本主义经济
【单选题】—I just heard that the tickets for tonight's show have been sold out. —Oh, no！________.
A.
I was looking forward to that
B.
It doesn't matter
C.
I knew it already
D.
It's not at all interesting
【单选题】--- I just heard that the tickets for tonight s show have been sold out. --- _______.
A.
Oh no! I was looking forward to that
B.
Oh no! It doesn t matter
C.
Oh no! I knew it already
D.
Oh no! It s not at all interesting
【简答题】假想用剖切面剖开物体,将处在观察者和剖切面之间的物体移走,而将其余部分向投影面投影所得到的识图称为____。
【单选题】I regret _______ you that the tickets ______ .
A.
telling, have sold out
B.
to tell, has sold out
C.
to tell, have been sold out
D.
telling, have been sold out
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