Question

35 Fill in: for, as, by, in, of, on or at, then choose any five phrases and make up sentences using them.
1 to rely ............... sth/sb; 2 ................ word............. mouth; 3 to be regarded ................. sth; 4 to charge a free ................. sth; 5 to be called upon ............... their services; 6 interest ................ sth; 7 ................ the same time; 8 based ................ sth; 9 to be part ................ sth; 10 ................ common; 11 selection ................ sth

Answer 1

1. to rely on sth/sb
2. by word of mouth (=by speaking rather than writing)
3. to be regarded as sth
4. ?? stiu ca exista: free of charge
5. to
6. in
7. at
8. on
9. of
10. in
11. of

I rely on him because he is honest.
I don't want to be regarded as an unreliable person.
He has an interest in biology.
This book is part of a trilogy.
We have a lot of things in common.