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【单选题】
以下对直流电疗技术描述正确的是A.
电流的方向不变
B.
有微细按摩作用
C.
无电解作用
D.
可以产热
E.
患者易于接受
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反馈参考答案：
举一反三
【单选题】PDM includes four types of dependencies or precedence relationships: ...(18). The completion of the successor activity depends upon the initiation of the predecessor activity.
A.
Finish-to-Start
B.
Finish-to-Finish
C.
Start-to-Start
D.
Start-to-Finish
【简答题】—We want to sit at the table near the window． —I'm sorry, but it ______ (take)already．
【简答题】上行出站信号机用()字母来表示
【单选题】听力原文：W: How much is that handbag in the window? Is it 5 dollars? M: It can't be. It's made of leather, not plastic. Where are the speakers now?
A.
At a department store.
B.
At a ticket of office.
C.
At a cleaner's.
【单选题】听力原文：W: Who opens the window? M: Oh. I'm too hot. What does the man mean?
A.
He is too hot.
B.
He opens the window.
C.
He doesn't like to open the window.
【简答题】下列选项中哪一个属于公路等级划分的标准（ ） 。 A. 使用年限 B. 车道数 C. 交通量 D. 所处地理位置
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