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【简答题】
听长对话,选择最佳答案。 1. How many minutes does Tony exercise every day? A. About fifteen. B. About forty-five. C. About fifty. 2. What does Tony think of running? A. He likes it. B. He doesn't mind it. C. He can't stand it. 3. What is Susan doing now? A. She is buying food. B. She is writing invitations. C. She is talking with her friend on the phone. 4. When is Susan going to have a birthday party? A. At 9:00 am, Saturday. B. At 8:00 am, Sunday. C. At 8:00 am, Saturday. 5. What will Ted do? A. He will go to buy a cake for Lisa. B. He will go shopping with Lisa. C. He will send Lisa an invitation.
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【单选题】【28】
A.
to find out
B.
finding out
C.
to find
D.
finding
【单选题】不属于计算机犯罪类型的是?
A.
非法截取信息
B.
复制与传播计算机病毒
C.
利用计算机技术伪造篡改信息
D.
观看网络电影
【单选题】属于计算机犯罪类型的是
A.
非法截获信息
B.
复制与传播计算机病毒
C.
A、B、D都是
D.
利用计算机技术伪造篡改信息
【判断题】如果齐次线性方程组的系数行列式 D不等于零,则齐次线性方程组只有零解,没有非零解.
A.
正确
B.
错误
【判断题】计划卫生是指在做客房的日常清洁卫生的基础上,拟定一个周期性清洁计划,采取定期循环的方式,将客房中平时不易清扫或清扫不彻底的地方全部清扫一遍。
A.
正确
B.
错误
【判断题】如果非齐次线性方程组Ax=b有唯一解,则齐次线性方程组Ax=0只有零解。
A.
正确
B.
错误
【多选题】属于计算机犯罪类型的是()
A.
非法截获信息
B.
复制与传播计算机病毒
C.
浏览并复制他人博客内容
D.
利用计算机技术伪造篡改信息
【简答题】A.to find out B.finding out C.to find D.finding
【单选题】I went back to the cinema to look for my keys, only __________.
A.
finding it shut
B.
having found it gone
C.
to find it closed
D.
to have found them
【判断题】如果齐次线性方程组的系数行列式不等于0,则其次线性方程组只有零解
A.
正确
B.
错误
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