be/get used to + N (-Ving)

習慣於某事， 現在還在做，已經成為一項習慣（有被動的意思）

看成動詞片語，自然明白之後要加：動名詞！


used to + V 

過去常常做的，現在已經不再做了。

In the past I did it regularly  but not anymore now.  　
 
http://youtu.be/ulezklvGaQk
 

I used to stay up late until 2 or 3 a.m.  However, I started a new job two months ago, and I have to get to work at 7 a.m. At first, I had a difficult time getting up early, but now I’m used to getting up early.

1. I used to live alone. （以前獨居）

Did you use to live alone? (疑問句)
I did not use to live alone.  (否定句)

2. I’m used to living alone.（現在習於獨居）