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【单选题】
What does it mean in the passage if you call someone during his or her sleeping hours? _______A.
A matter of work.
B.
A matter of life or death.
C.
You want to see him or her.
D.
You want to make an appointment with him or her.
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【简答题】看图回答问题。 1. How tall is Mike? 2. What's the matter? 3. What did they do yesterday? 4. What's Lily doing? 5. How heavy is she?
【简答题】简述 触感的描述有哪些
【单选题】以下描述的是哪种液位传感器“利用光在两种不同介质界面发生反射折射原理而开发的新型接触式点液位测控装置。它具有结构简单,定位精度高;没有机械部件,不需调试;灵敏度高及耐腐蚀;耗电少;体积小等诸多优点而受到市场的逐渐认可。”
A.
光电液位传感器
B.
激光液位传感器
C.
浮筒式液位传感器
D.
浮球式液位传感器
【单选题】What advice did his father give him?
A.
Get to know yourself better.
B.
Watch what others do carefully.
C.
Always listen to your father.
D.
You can’t always do what you want.
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