根据中文提示完成短文。

Dear Bruce,

I’m sorry to hear that you feel sad these days. But don’t worry. I think you will be 小题1:.________

(勇敢的)enough to face it. In my 小题2:___________(观点), the first thing you should do is to tell her your problems face to face. After all, she knows what the saying goes, “All work, no play makes Jack a dull boy.” Then she will give you free time. The 小题3:__________ (第二) thing you’d better do is to make full use of time. Everyone knows we can never 小题4:__________(浪费) time. Maybe to your mother, time is life. So please remember: Play while you play, work while you work. Work hard! If she 小题5:__________ (意识)you have tried your best, she won’t let you do so many things.

Good luck!

Thomas

（）可把物理量转变成模拟电量。

A、滤波器

B、A／D转换器

C、传感器

D、触发器