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【单选题】
假定某顾客维持10年的忠诚关系，每年购买50个比萨饼，每个比萨饼8美元，如果按照销售额测算顾客忠诚的价值，那么这位顾客的忠诚价值为()。
A.
5000美元
B.
500美元
C.
4000美元
D.
400美元
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【单选题】How can we know whether our planned retirement spending will work?
A.
We can use some on-line retirement calculators.
B.
We can ask some people who have already retired.
C.
We can try to live below our means.
D.
We can conduct a kind of experiment of that life.
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【单选题】在铁碳合金相图上,温度为727°C,含碳量为0.77%的S点称 。
A.
共析点
B.
共晶点
C.
熔点
D.
晶格转变点
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【简答题】短文改错 Attention please,everyone.We have accepted the weather forecast on the radio this morning that there will have a heavy rain tonight.Be sure shut the windows and doors until you leave your classro...
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【单选题】听力原文： In public speaking, the watch word is preparation. Most of us tend to put things off, at least occasionally. It's so easy to put things off especially those things we do not look forward to doin...
A.
Confidence.
B.
Preparation.
C.
Informativeness.
D.
Select appropriate materials.
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【单选题】—We can use QQ to talk with each other on the Internet. —Really? But can you tell me _______it.
A.
how I can use
B.
how can I use
C.
why can I use
D.
when I can use
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【单选题】I'm terribly sorry. I have to cancel my appoin t ment for tomorrow, because I have something urgent. ----_____________.
A.
I'm afraid you can't do that.
B.
Sorry. We have to wait for another chance.
C.
That's all right. We can put it off sometime next week.
D.
I'm sorry too, but I'm well prepared for it.
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【单选题】在铁碳合金相图上,共析线指的是 ,在 温度为727 °C,凡ωc在0.0218~6.69%的铁碳合金,在此温度时奥氏体都会发生析转变。
A.
ECF线
B.
Acm线
C.
A3线
D.
A1线
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【判断题】在铁碳合金相图上,温度为 727 °C、含碳量为 0.77% 的 S 点称共析点。
A.
正确
B.
错误
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【单选题】About one hundred yards along the path we got to a deep valley, on the far side of which the path led into some very thick bushes. Rather than go through these, I decided that if we walked along the b...
A.
the writer decided to push through the thick bushes
B.
the writer decided to walk along the valley
C.
the writer wanted to stop climbing
D.
the writer tried to find two eggs
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【简答题】单词填空（共10小题；每小题0.5分，满分5分） 小题1:It was t______ of her to forget. 小题2:They finally a______ our advice on how to finish the work. 小题3:Check your p______ before you get off the bus. 小题4:She hopes to get a j...
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相关题目：
【单选题】How can we know whether our planned retirement spending will work?
A.
We can use some on-line retirement calculators.
B.
We can ask some people who have already retired.
C.
We can try to live below our means.
D.
We can conduct a kind of experiment of that life.
查看完整题目与答案
【单选题】在铁碳合金相图上,温度为727°C,含碳量为0.77%的S点称 。
A.
共析点
B.
共晶点
C.
熔点
D.
晶格转变点
查看完整题目与答案
【简答题】短文改错 Attention please,everyone.We have accepted the weather forecast on the radio this morning that there will have a heavy rain tonight.Be sure shut the windows and doors until you leave your classro...
查看完整题目与答案
【单选题】听力原文： In public speaking, the watch word is preparation. Most of us tend to put things off, at least occasionally. It's so easy to put things off especially those things we do not look forward to doin...
A.
Confidence.
B.
Preparation.
C.
Informativeness.
D.
Select appropriate materials.
查看完整题目与答案
【单选题】—We can use QQ to talk with each other on the Internet. —Really? But can you tell me _______it.
A.
how I can use
B.
how can I use
C.
why can I use
D.
when I can use
查看完整题目与答案
【单选题】I'm terribly sorry. I have to cancel my appoin t ment for tomorrow, because I have something urgent. ----_____________.
A.
I'm afraid you can't do that.
B.
Sorry. We have to wait for another chance.
C.
That's all right. We can put it off sometime next week.
D.
I'm sorry too, but I'm well prepared for it.
查看完整题目与答案
【单选题】在铁碳合金相图上,共析线指的是 ,在 温度为727 °C,凡ωc在0.0218~6.69%的铁碳合金,在此温度时奥氏体都会发生析转变。
A.
ECF线
B.
Acm线
C.
A3线
D.
A1线
查看完整题目与答案
【判断题】在铁碳合金相图上,温度为 727 °C、含碳量为 0.77% 的 S 点称共析点。
A.
正确
B.
错误
查看完整题目与答案
【单选题】About one hundred yards along the path we got to a deep valley, on the far side of which the path led into some very thick bushes. Rather than go through these, I decided that if we walked along the b...
A.
the writer decided to push through the thick bushes
B.
the writer decided to walk along the valley
C.
the writer wanted to stop climbing
D.
the writer tried to find two eggs
查看完整题目与答案
【简答题】单词填空（共10小题；每小题0.5分，满分5分） 小题1:It was t______ of her to forget. 小题2:They finally a______ our advice on how to finish the work. 小题3:Check your p______ before you get off the bus. 小题4:She hopes to get a j...
查看完整题目与答案
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