1 be off
2 be off caffeine
3 be off to
4 be on
5 be on a diet
6 be on business
7 be on edge
8 be on time
9 be onto sth.
10 be out of
11 be out of earshot
12 be out of one's mind
13 be out of the office
14 be overwhelmed with
15 be particular about
16 be prepared for
1 be proficient on
2 be ready to
3 be relevant to
4 be responsible for
5 be seated
6 be sensitive to
7 be sick of
8 be short of
9 be slated of
10 be sold out
11 be stuck
12 be suitable for
13 be supposed to
