根据首字母提示，填入一个正确的单词形式。

1. You are good at t ______ to people. They all like you.

2. Let me look at you c______. You aren't hot.

3. I hope to have a happy family s______ in the future.

4. I will work hard to i______ English.

5. Slow is the o______ of fast.

手机内存卡检测脚在插入内存卡时电压为（）。

A.0V

B.1.8V

C.2.8V

D.4V