Answer:
1.) of, in
2.) for, on
4.) from, to
5.) of, to
6.) in, for
8.) of, by
9.) whether....... or
10.) on, with
11.) down, for, into
12.) although, so
13.) from, in, for
15.) in, at
16.) of, in
a
Explanation:
b some i don't care
