помогите с упражнением...

1____that she could trust them she didn't know what to do.
a) Not having known; b) Knowing not; c) Not knowing.
2.The judge speaks like a man_____his opinion of everything.
a) talking; b) talks; c) talked.
3______a pair of gloves, a criminal moved to the shoe department.
a) stealing; b) having stolen; c) buying.
4________her by the arm policeman helped the woman out of
the taxi.
a) supported; b) supporting; c) supports.
5.I spent about ten minutes______over the sixteen pages of the
case before I found the main information.
a) turn; b) having turn; c) turning.
6.I_______so little in the scene of a crime, I am afraid I cannot
answer all your questions.
a) seeing; b) having seen; c) to see.