13. After working hard for many years,       .

Have you read the book _______is broken ?
A cover whose  B whose cover  C the cover of  whose   D the  cover of that

3.  Jane was permitted to begin her work after           .   

15.         we decided to spend the night at the foot of the mountain.

8.  Look, it is cloudy now. I’m sure         .

_________ impressed the visitors was _______ the trees were so tall in Vancouver.

__________ a terrible storm would attack the old town.

The latest information ______ my belief ______he is the very person that I’m
looking for.

______ made the parents proud was ______ their daughter had been admitted into Peking University.

I don't know______ he lost his gold watch yesterday.