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【简答题】
补全对话。 A. I admire Midori. B. Do you have any of her CDs? C. My grandmother is outgoing. D. When she was eight, she was already a talented violinist. E. She's a famous violinist. F. Have you ever bought her CDs? G. Really? Why? Boy: Who do you admire (崇拜)? Girl: 1. Boy: Midori? Who's that? Girl: 2. Boy: Oh, yeah! She's Japanese, isn't she? Girl: Yes, she was born in Osaka in 1971. 3. When she was fourteen, she toured the United States. I saw her play when I was eight. Boy: Wow, 4. Girl: Yes, I do. I play them all the time. How about you? Who do you admire? Boy: I admire my grandmother, Laura. Girl: 5. Boy: Well, she was born in Russia in 1932. She was an unusual girl because she started ice skating when she was four, and she became a skating champion when she was ten.
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举一反三
【单选题】Passage 2 Q1
A.
It is always bad to our health.
B.
Some are good and others are bad.
C.
It is usually good to our health.
D.
It is helpful to your school work.
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【单选题】氯仿 (1) 和丙酮 (2) 形成非理想液体混合物,在T 时,测得总蒸气压为29398 Pa,蒸气中丙酮的物质的量分数y 2 = 0.818 ,而该温度下纯氯仿的饱和蒸气压为29571 Pa,则在溶液中氯仿的活度a 1 为:
A.
0.500
B.
0.823
C.
0.181
D.
0.813
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【单选题】氯仿 (1) 和丙酮 (2) 形成非理想液态混合物,在T时,测得总蒸气压为29398 Pa,蒸气中丙酮的物质的量分数y2= 0.818 ,而该温度下纯氯仿的饱和蒸气压为29571 Pa,则在溶液中氯仿的活度a1为( )。
A.
0.500
B.
0.823
C.
0.181
D.
0.813
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【单选题】下列《秋夜》意象中,表现出色厉内荏特征的是()
A.
天空
B.
恶鸟
C.
小青虫
D.
小粉红花
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【简答题】简要介绍一下西方菜系。
查看完整题目与答案
【单选题】氯仿( 1 )和丙酮( 2 )形成非理想液态混合物,在 T 时,测得总蒸气压为 29398Pa ,蒸气中丙酮的摩尔分数 y 2 =0.818 ,而该温度下纯氯仿的饱和蒸气压为 29571Pa ,则在液相中氯仿的活度 a 1 为
A.
0.500
B.
0.823
C.
0.181
D.
0.813
查看完整题目与答案
【单选题】氯仿 (1) 和丙酮 (2) 形成非理想液体混合物,在T 时,测得总蒸气压为29398 Pa,蒸气中丙酮的物质的量分数y2= 0.182 ,而该温度下纯氯仿的饱和蒸气压为29571 Pa,则在溶液中氯仿的活度a1为: ( )
A.
0.500
B.
0.823
C.
0.181
D.
0.813
查看完整题目与答案
【单选题】温度T下，氯仿（A）和丙酮（B）形成非理想液态混合物，此二组分系统气液平衡时，气相压力为29398 Pa，蒸气中丙酮的摩尔分数yB =0.818，而该温度下纯氯仿的饱和蒸气压为29517Pa，则以纯氯仿为标准态时，在液相中氯仿的活度aA为（ ）。
A.
0.500
B.
0.994
C.
0.818
D.
0.181
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【单选题】Passage 2 Q1
A.
He never makes mistakes.
B.
He often makes mistakes.
C.
He can't avoid making mistakes.
D.
He always makes mistakes.
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【单选题】034 034.mp3:
A.
Less than 75 minutes.
B.
Two and a half hours.
C.
Two hours.
D.
More than 75 minutes.
查看完整题目与答案
相关题目：
【单选题】Passage 2 Q1
A.
It is always bad to our health.
B.
Some are good and others are bad.
C.
It is usually good to our health.
D.
It is helpful to your school work.
查看完整题目与答案
【单选题】氯仿 (1) 和丙酮 (2) 形成非理想液体混合物,在T 时,测得总蒸气压为29398 Pa,蒸气中丙酮的物质的量分数y 2 = 0.818 ,而该温度下纯氯仿的饱和蒸气压为29571 Pa,则在溶液中氯仿的活度a 1 为:
A.
0.500
B.
0.823
C.
0.181
D.
0.813
查看完整题目与答案
【单选题】氯仿 (1) 和丙酮 (2) 形成非理想液态混合物,在T时,测得总蒸气压为29398 Pa,蒸气中丙酮的物质的量分数y2= 0.818 ,而该温度下纯氯仿的饱和蒸气压为29571 Pa,则在溶液中氯仿的活度a1为( )。
A.
0.500
B.
0.823
C.
0.181
D.
0.813
查看完整题目与答案
【单选题】下列《秋夜》意象中,表现出色厉内荏特征的是()
A.
天空
B.
恶鸟
C.
小青虫
D.
小粉红花
查看完整题目与答案
【简答题】简要介绍一下西方菜系。
查看完整题目与答案
【单选题】氯仿( 1 )和丙酮( 2 )形成非理想液态混合物,在 T 时,测得总蒸气压为 29398Pa ,蒸气中丙酮的摩尔分数 y 2 =0.818 ,而该温度下纯氯仿的饱和蒸气压为 29571Pa ,则在液相中氯仿的活度 a 1 为
A.
0.500
B.
0.823
C.
0.181
D.
0.813
查看完整题目与答案
【单选题】氯仿 (1) 和丙酮 (2) 形成非理想液体混合物,在T 时,测得总蒸气压为29398 Pa,蒸气中丙酮的物质的量分数y2= 0.182 ,而该温度下纯氯仿的饱和蒸气压为29571 Pa,则在溶液中氯仿的活度a1为: ( )
A.
0.500
B.
0.823
C.
0.181
D.
0.813
查看完整题目与答案
【单选题】温度T下，氯仿（A）和丙酮（B）形成非理想液态混合物，此二组分系统气液平衡时，气相压力为29398 Pa，蒸气中丙酮的摩尔分数yB =0.818，而该温度下纯氯仿的饱和蒸气压为29517Pa，则以纯氯仿为标准态时，在液相中氯仿的活度aA为（ ）。
A.
0.500
B.
0.994
C.
0.818
D.
0.181
查看完整题目与答案
【单选题】Passage 2 Q1
A.
He never makes mistakes.
B.
He often makes mistakes.
C.
He can't avoid making mistakes.
D.
He always makes mistakes.
查看完整题目与答案
【单选题】034 034.mp3:
A.
Less than 75 minutes.
B.
Two and a half hours.
C.
Two hours.
D.
More than 75 minutes.
查看完整题目与答案