根据首字母提示完成下列单词。

1.M_______ is very important to us, but it's not everything.

2.1 work in a hospital but I'm not a doctor. I only help them. I am a n________．

3. Please keep away from the tigers. They are very d________．

4.1 work with money. I am a bank c________.

5. The students have to wear school u________ at school.

—How do you find the talk given by Mr. Smith
— （）.

A. Very well

B. Excited

C. Boring

D. Not at all