Complete each sentence with the correct Participle form of the verb in brackets.
1.The girl (stand ) at the window is my sister.
2.The book (take) from the library was very interesting.
3. … (read) the book I gave it to Pete.
4.He sat in the armchair (think) .
5…. (finish) the experiment the students left the laboratory.
6. The (fade ) leaves fell to the ground.
7. … (lose) the key he could’t get into the house.
8…. (be ) busy , he postpone his trip .
9… (write ) in pencil , the article was difficult to read.