皮皮学，免费搜题
登录
搜题
【单选题】
含有稀有碱基比例较多的核酸是A.
胞核DNA
B.
tRNA
C.
mRNA
D.
线粒体DNA
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】In the following list who is the eminent translator of Pekin University?
A.
Guo Cunhai
B.
Luo Yu
C.
An Xinzhu
D.
Zhao Zhenjiang
【单选题】Who among the following list of people is an early 20th century economist from Yale University who wrote the book The Theory of Interest?
A.
Gustav Cassel
B.
Irving Fisher
C.
David Ricardo
D.
Paul Krugman
E.
Israel Kirzner
【单选题】Who tops the list for the third year in a row?
A.
Bill Gates.
B.
Warren Buffett.
C.
Carlos Slim.
D.
Li Ka-shing.
【单选题】某理想气体B,经恒温膨胀、恒容加热、恒压冷却3步完成一个循环,气体吸热24000 J,则该循环过程的△U、W及△H为
A.
△ U = △ H = 0, W = -24000 J
B.
△ U = 0, △ H ≠ 0, W = 24000 J
C.
△ U, △ H, W 不能确定
D.
△ U = 0, △ H = 24000 J, W 无法确定
【单选题】某理想气体经定温膨胀、定容加热、定压冷却3步完成一个循环,气体吸热24 kJ,则该循环过程的ΔU、W及ΔH为( )。
A.
ΔU = ΔH = 0,W = -24 kJ
B.
ΔU = 0, ΔH ≠ 0,W = 24 kJ
C.
ΔU、 ΔH、W不能确定
D.
ΔU = ΔH = 24 kJ,W无法确定
【单选题】If a child knows ___ he can vary the pace and pitch of the voice to show suspense, reflection and deep emotion.
A.
Phrasing
B.
Pausing
C.
Stress
D.
Intonation
【简答题】List at least five great men who once studied at Cambridge.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
