_______ from the top of the hill, the city is of round shape with a flowing river through it.

A. Seeing          B. To be seen             C. Seen                       D. To be seeing

I'm going to have my letters __________ tomorrow if I've got them ready by then.

A. typed                   B. type                  C. to type                     D. typing

The girl looked at me with a _______expression. Maybe the problem was quite ________.

A. puzzled; puzzling                                B. puzzling; puzzled 

C. puzzled; puzzled                                  D. puzzling; puzzling

His first book _________ next month is based on a true story.                      

    A. published           B. to be published    C. to publish         D. publishing

______ to strong sunlight for a long time will do harm to our skin.

A. Exposed           B. To expose                 C. Exposing                       D. Being exposed

______ the question made her teacher angry and upset.

   A. Jenny refuses to answer                      B. Jenny refusing to answer 

C. Jenny’s refusing to answer                         D. Jenny’s refusing answering

She went to the supermarket and ______ what she needed, she returned home, light-hearted.

A. bought           B. having bought                C. buying                   D. to have bought

When I opened the door, I found my father ______ in his chair, completely ______ in a magazine.

    A. seated; absorbed    B. seating; gathered      

C. sat; losing           D. sitting; concentrated

His parents both died in the traffic accidents, ________ him a lot of debts.

     A. having left    B. left             C. to leave         D. leaving

Eugene’s never willing to alter any of his opinions, so it’s no use ________ with him.

       A. to argue             B. arguing      

C. argued               D. having argued