根据句意和首字母提示，补全各小题单词。

1. If a Chinese lives in a f________ country, he or she is called an overseas Chinese.

2. Why didn't you do your homework? Students are s_________ to do their homework, you know.

3. I have been playing volleyball for hours. Now I'm so tired and t________. Could you get me some water?

4. It's not p________ to look around when you are speaking to others.

5. Most people agree that eating fruits and v_________ is good for health.

根据《中华人民共和国担保法》的规定，下列关于保证的说法中，错误的是 ( )。

A．社会团体不得为保证人

B．保证人与债权人应当以书面形式订立保证合同

C．当事人在保证合同中约定，债务人不能履行债务时，由保证人承担保证责任的，为连带责任保证

D．保证合同是一种从合同