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【单选题】
在热力学标准条件下，0.100mol的某不饱和烃在一定条件下能跟0.200g的H2发生加成反应生成饱和烃，完全燃烧时生成0.300mol的C02气体，则该不饱和烃是（ ）。A.
-2或3
B.
2或3
C.
2或-3
D.
-2或-3
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举一反三
【简答题】地球球面投影到平面时,产生的变形有长度、角度和面积三种,地图投影根据变形特征可分为:( )、等积投影和( )三种
【单选题】在传染病病人面前,护士不能有害怕被传染的言语、表情和行为,是防止
A.
给病人造成不良心理创伤
B.
给病人造成紧张
C.
给病人造成孤独
D.
给病人造成恐惧
E.
给病人造成抑郁
【简答题】____________ —the way a person ______ to changes and difficult situations—is a common experience that people all over the world share. In fact, most people have stressful experiences every day. Howev...
【单选题】听力原文：M: Did you see that (23)TV special on Norman Rockwell last night? W: Yes, I did. It was really good, wasn't it? M: It sure was. I thought it was really interesting how he (25)developed the painti...
A.
The use of photographs in painting.
B.
The TV program about Norman Rockwell.
C.
The Saturday Evening Post magazine.
D.
Exhibits of art on magazine covers.
【单选题】在传染病人面前，护士不能有害怕被传染的语焉、表现和行为，是防止
A.
给病人造成不良心理创伤
B.
给病人造成紧张
C.
给病人造成孤独
D.
给病人造成恐惧
E.
给病人造成抑郁
【单选题】听力原文：M: Did you see that TV special on Norman Rockwell last night? W: Yes, I did. It was really good, wasn't it? M: It sure was. I thought it was really interesting how he developed the paintings in s...
A.
The use of photographs in painting.
B.
The TV program about Norman Rockwell.
C.
The Saturday Evening Post magazine.
D.
Exhibits of art on magazine covers.
【简答题】Part Four Listen for more detail As you listen, write T for true or F for false for each item. 1. The difference in work habits between the United States and Europe is getting smaller. 2. Americans i...
【单选题】听力原文：M: Did you see that TV special on Norman Rockwell last night? W: Yes, I did. It was really good, wasn't it? M: It sure was. I thought it was really interesting how he developed the paintings in s...
A.
The use of photographs in painting.
B.
The TV program about Norman Rockwell.
C.
The Saturday Evening Post magazine.
D.
Exhibits of art on magazine covers.
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