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【单选题】
在证券交易所内，债券成交就是要使买卖双方在价格和数量上达成一致。这一程序必须遵循特殊的原则，又叫竞价原则。这种竞价规则的主要内容是"三先"，其中不包括（）。A.
价格优先
B.
时间优先
C.
开户优先
D.
客户委托优先
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反馈参考答案：
举一反三
【单选题】若有循环: int x=5,y=20; do { y-=x; x+=2; }while(x
A.
2 次
B.
1 次
C.
0 次
D.
3 次
【简答题】一电阻原件,当电流减为原来的一半时,其功率为原来的____。
【简答题】“数据;统计;统计数字”是: s__a___is___ic
【单选题】Choose the statements from the box and place them in the proper place in the essay. 选择合适的句子完成段落。
A.
Building a good human tower takes team work and skills.
B.
Within seconds I assisted in the formation of a three- level tower.
C.
Each team is famous for its tallest and most complex tower of people.
D.
Once a tower is built, try and see if the group can hold it for a count of 30.
E.
Since then it’s been popular, with groups competing to build higher structures.
F.
Before long I was called forward and given the great honor of the President’s Belt.
G.
I hoped to change my position because I knew that this activity required particular skills.
【单选题】Choose the statements from the box and place them in the proper place in the essay. 选择合适的句子完成段落。
A.
Building a good human tower takes team work and skills.
B.
Within seconds I assisted in the formation of a three- level tower.
C.
Each team is famous for its tallest and most complex tower of people.
D.
Once a tower is built, try and see if the group can hold it for a count of 30.
E.
Since then it’s been popular, with groups competing to build higher structures.
F.
Before long I was called forward and given the great honor of the President’s Belt.
G.
I hoped to change my position because I knew that this activity required particular skills.
【简答题】选词填空。 What's, It's, you, last, first 1. What's her ID card number? ______ 220101084609061222. 2. Her______name is White. 3. Is his ______ name Peter? 4. ______ the girl's family name? 5. Nice to meet_...
【单选题】Choose the statements from the box and place them in the proper place in the essay. 选择合适的句子完成段落。
A.
Building a good human tower takes team work and skills.
B.
Within seconds I assisted in the formation of a three- level tower.
C.
Each team is famous for its tallest and most complex tower of people.
D.
Once a tower is built, try and see if the group can hold it for a count of 30.
E.
Since then it’s been popular, with groups competing to build higher structures.
F.
Before long I was called forward and given the great honor of the President’s Belt.
G.
I hoped to change my position because I knew that this activity required particular skills.
【单选题】数字通信系统的数据传输速率是指单位时间内传输的二进位数目，计量单位Mb/s的正确含义是___________。
A.
每秒兆位
B.
每秒百兆位
C.
每秒千兆位
D.
每秒万兆位
【单选题】若有循环: int x=5,y=20; do{ y-=x; x+=2;} while(x
A.
2
B.
1
C.
0
D.
3
相关题目：
【单选题】若有循环: int x=5,y=20; do { y-=x; x+=2; }while(x
A.
2 次
B.
1 次
C.
0 次
D.
3 次
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