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【单选题】
纯水的表面张力为 γ1，某溶质的表面张力为γ2 ，且 γ2> γ1，制成水溶液后，溶质的表面浓度为Cs，本体浓度为C，则：（）A.
Cs> C
B.
Cs
C.
Cs= C
D.
Cs= 0
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【单选题】听力原文：M: You know that quiz we took in Dr. Turner's class today? Did you know he was going to give it to us? W: Actually I was just as surprised as you were. M: What does the woman mean? (19)
A.
Dr. Turner often gives quizzes.
B.
She didn't expect to have a quiz today.
C.
She doesn't know anything about the quiz either.
D.
She didn't know Dr. Turners lecture would be so interesting.
【简答题】秦腔源于古代陕西、甘肃一带民间歌舞，是流行于中国西北陕西、甘肃、青海、宁夏、等地的大剧种。（ ）
【单选题】_____ are going to the Himalays Mountains for adventure (历险). [ ]
A.
Turner
B.
The Turner
C.
The Turners
D.
Turners
【简答题】山曲属山歌歌种,流行于()等地。 A、陕北的延安一带以及临近的内蒙古科尔沁 B、陕西北部榆林一带以及山西西北部河曲 C、山西西北部河曲一带以及临近的陕西府谷、神木 D、山西北部云冈一带以及临近的内蒙古科尔沁
【单选题】He has always insisted on _______ Dr Turner instead of Mr Turner.
A.
been called
B.
called
C.
calling
D.
being called
【简答题】Grey-Turner征
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