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【单选题】
两种理想气体的温度相等,则它们的( )相等。A.
气体的内能
B.
分子的平均动能
C.
分子的平均平动动能
D.
分子的平均转动动能
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反馈参考答案：
举一反三
【单选题】—You have a nice watch. —Thank you. I _____ it since I got married. [ ]
A.
had
B.
bought
C.
have had
D.
have bought
【简答题】设计一个三相异步电动机星型 ——三角形减压起动的主电路和控制电路,并具有短路、过载保护。
【单选题】根据下列条件，回答 142～144 题： 女性，67岁，发现高血压病25年，活动后心悸、气短3年，突发喘憋4小时。患者有慢性支气管炎瘸史10年。体检：端坐位，BPl90/1lOmmHg，呼吸30次/分，脉搏108次/分，心界向左侧扩大，双肺可闻及哮鸣音，两肺底有较密集的中小水泡音。 第 142 题 该患者突然喘憋的最可能病因是（ ）。
A.
支气管哮喘
B.
慢性支气管炎急性发作
C.
慢性肺源性心脏病
D.
急性心源性哮喘
E.
肺动脉栓塞
【单选题】— You have a nice watch. — Thank you. I _______ it since two years ago.
A.
had
B.
bought
C.
have had
D.
have bought
【单选题】2010年8月26日，我国第一台自行设计研制的“蚊龙号”载人潜水器海试取得成功，下潜深度达到3759m，这时“蚊龙号”受到水的压强是 [ ]
A.
3759 Pa
B.
3.759×10 6 Pa
C.
3.759×10 7 Pa
D.
37590 Pa
【单选题】— There are so many nice programes on Friday evening. I can’t decide ?— I would watch the show on
A.
— There are so many nice programes on Friday evening. I can’t decide ____? — I would watch the show on Jiangsu TV if I were you. A．how to watch
B.
which to watch
C.
how should I watch
D.
what should I watch
【单选题】First-year college students who expect to do well in school need to lea rn quickly the right and wrong ways of preparing for exams.
A.
Definition and example
B.
Comparison and/or contrast
C.
Cause and effect
【单选题】听力原文： Good morning, I'm Michael, housing director here at the university. I'm visiting all the dormitories this week to inform. students about check-out procedures. I know you have a lot on your mind ...
A.
Resident advice.
B.
Summer vacation.
C.
The housing office.
D.
Check-out procedures.
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