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【单选题】
已知两个方程组 与 的解相同，则a、b、c的值分别为 [ ]A.
a=1，b=3，c=2
B.
a=1，b=-3，c=-2
C.
a=5，b= ，c=-2
D.
以上结论都不对
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举一反三
【单选题】病人,25岁,腹部被扎伤后,有少量肠管脱出,现场处理原则是
A.
立即送回腹腔
B.
用清洁碗覆盖后再包扎
C.
用无菌溶液冲洗后送回腹腔
D.
用等渗盐水冲洗后敷料包扎
E.
用清洁敷料覆盖
【简答题】阅读理解。 My family lives in London. In the morning, my father goes to work and we go to school. My father takes us to school every day. My mother stays at home. She does the housework. She always has lun...
【简答题】阅读理解。 My family live in London. In the morning, my father goes to work and we go to school. My father takes us to school every day. My mother stays at home. She does the housework. She always has lunc...
【多选题】Dialog B A: Hi, Tom! Tomorrow is Sunday. What are you going to do? B: I've no idea. 6 A: I'm going to work on my uncle's farm. Would you like to come with me? B: 7 How far is it ? A: About 10 kilomete...
A.
Yes, I’d love to
B.
How can we go there?
C.
When and where shall we meet ?
D.
OK,
E.
What about you?
【简答题】book without hospital communicate variety Now , the Internet is getting more and more popular . Can we go shopping or tickets without leaving home ? Can we see a doctor without going to the ? ...
【单选题】袁静芳老师的著作《民族器乐》中指出，造成音乐风格变化的关键是？
A.
器乐演奏技法的特殊性
B.
不同器乐音色的差异性
C.
中国传统音乐的主题性
D.
自由节奏带来的动力性
【简答题】My family lives in London. In the morning, my father goes to work and we go to school. My father takes us to school every day. My mother stays at home. She does the housework. She always has lunch at ...
【单选题】We can learn from the beginning of the passage
A.
women were not willing to go out for work in the past.
B.
families ate lunch at a fixed time at home.
C.
most of the vegetables people ate were produced by themselves.
D.
foods sold in the grocer's shop were rare and fresh.
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