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【简答题】
胃底腺主细胞分泌___,经___激活后,转变为___。该细胞电镜下见有典型的___的超微结构特点。
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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 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】_____ the child cannot forgive is the parents’ refusal to admit these charges if the child knows them to be true.
A.
Whether
B.
That
C.
Why
D.
What
【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.
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