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【简答题】
阅读理解。 Mr. Jenkins lived in the country, and one day he wanted to go to an office in the city. He found the address, got into his car and drove to the city. He drove straight to the office without any trouble and stopped his car in front of the office. He locked (锁)his car and wanted to go into the office, but suddenly he turned around and went back to his car. He phoned his wife and said, “Excuse me, I’ve locked my keys in my car. Please bring me your keys.” Mrs. Jenkins got into their other car and drove 20 minutes to help him. But while Mr. Jenkins was waiting for his wife, he walked around his car and tried the other door. It was not locked! He locked it quickly before his wife arrived. 1. Where did Mr. Jenkins want to go one day? A. To the country. B. To an office in the city. C. To his friend’s house D. To a post office in the city 2. He phoned his wife because_______. A. he didn’t have the keys and couldn’t lock his car. B. he had left his keys at home. C. something was wrong with his car D. he had locked his keys in his car 3. Which of the following sentences is right? A. Mr. Jenkins and Mrs. Jenkins had only one car. B. Mrs. Jenkins was too busy to help her husband. C. He found the other door of his car wasn’t locked while he was waiting for his wife. D. Finally his wife did not bring the keys to him.
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参考答案:
举一反三
【判断题】酱卤制品加工关键技术是调味和油炸。
A.
正确
B.
错误
【判断题】LTE TDD 系统有常规子帧与特殊子帧两种子帧,其时长都是 1ms ,常规子帧含有两个时隙,特殊子帧由 DwPTS , GP 和 UpPTS 构成。
A.
正确
B.
错误
【简答题】TD-SCDMA系统中帧的长度为()mS,子帧的长度是()mS
【简答题】MS—DOS操作系统中删除子目录的命令是()。
【多选题】在移动通信系统中,MS也是一个子系统,它实际上是由()两部分组成的。
A.
移动终端设备
B.
硬件设备
C.
用户数据
D.
软件系统
【多选题】质谱(MS)在分子结构测定中的应用是
A.
测定分子量
B.
推算分子式
C.
判断是否存在共轭体系
D.
测定官能团
E.
根据裂峰推测结构式
【简答题】离子提取系统是______,并将其送入真空系统,是ICP-MS的关键过程。
【单选题】MS是()子系统
A.
移动台子系统
B.
移动交换子系统
C.
基站子系统
【判断题】基站子系统BSS是在一定的无线覆盖区中由MSC控制,与MS进行通信的系统设备,完成信道的分配。
A.
正确
B.
错误
【单选题】The bacteria causing gas gangrene is
A.
hemolytic b streptococcus
B.
difficile bacillus
C.
clostridium perfringens
D.
aerogenic bacillus
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