男，32岁。炼钢厂工人。炎热夏季工作后感头晕，双下肢痉挛性疼痛_爱下问搜题

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问题单项选择题

男，32岁。炼钢厂工人。炎热夏季工作后感头晕，双下肢痉挛性疼痛。体温正常。神志清楚。其诊断首先考虑（）

A.热晕厥

B.热痉挛

C.热辐射

D.热休克

E.以上均不正确

答案

参考答案：B

阅读理解

Read and write. 让我们一起走进阅读乐园吧!

Mr Li: Welcome to the zoo. There are many animals.
John: I see two tigers. They are swimming.
Mr Li: Here come two elephants.
John: What are they doing?
Mr Li: They are drinking water. Can you see the monkey?
John: Yes. It's swinging.
Mr Li: Do you see the kangaroo?
John: Yes. It's jumping. It's fun.

A) Answer the questions. 请回答下面问题。
1. What is the kangaroo doing?

2. What are the tigers doing?

3. What does John see?

B) Read and judge. 判断下面说法是否正确，正确的写“T”，错误的写“F”。
( ) 1. The two elephants are drinking.
( ) 2. The kangaroo is swimming.
( ) 3. John sees the monkey.

问答题简答题

如下图所示，已知C =5pF，C ₁=10pF，C₂ =10pF，求总电容C_AB 的值。