am accustomed _____ late on weekends for I have the habit of working at night.
问题描述：
am accustomed _____ late on weekends for I have the habit of working at night.
I am accustomed _____ late on weekends for I have the habit of working at night.
a、to sit up
b、 to sitting up
c、 at sitting up
d、 for sitting up
为什么?
答
选B,be accustomed to doing sth,习惯于做某事.