I owed $ 100 _________ Bob and paid ________ him back.

[　　]

Louis Braille fell and the point of the tool entered his eyes and later he _________ blind．

[　　]

We will be shown around the city: schools,museums and some other places,_________ other visitors seldom go.

[　　]

The film brought the hours hack to me _________ I was taken good care of in that faraway village.

[　　]

It was twelve o'clock __________they finished the work.

[　　]

The man owes ________ to your quick action _______ he is still alive today.

[　　]

When I heard the exciting news, I couldn't _________ my parents to let them share my happiness.

[　　]

After his parents died, the poor boy often ________.

[　　]

The scientists will carry _________ a research _________ the cause of the bird flu.

[　　]

The ________ look on his face showed that he has made up his mind.

[　　]

A. determining

B. determined

C. determination

D. being determined