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问题 单项选择题

胰、十二指肠切除术后，持续胃肠减压2周，无排气，腹部无压痛，肠鸣音减弱，T波低平，考虑存在

A．低钾血症
B．等渗性缺水
C．高渗性缺水
D．低渗性缺水
E．低钙血症

答案

参考答案：A

填空题

用所给动词的正确时态、语态或形式填空，将答案写在横线上。

1. Mr Brown will go fishing tomorrow if it                  (not rain).

2. Kate                   (borrow)some books from the library yesterday.

3. Listen! Someone                   (knock) at the door.

4. Mr Chen                    (teach) English in our school for ten years.

5. You                    (speak) at the meeting tomorrow, aren't you?

6. When I walked past his house, I heard him                    (play) the piano.

7. The heavy snow stopped them from                    (leave) the hotel.

8. How many fridges                    (produce) in China last year?

9. Mike told me that he                   (be) to New York twice.

10. The teacher told us that light                    (travel) much faster man sound.

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多项选择题

下面对于自然式驳岸的基本特点表述正确的为（）。

A、外观无固定形状或规格的岸坡处理

B、自然亲切

C、景观效果好

D、简洁明快
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