With a huge amount of food ________，all of the staff are busy preparing for the dinner tonight.

 In the reading room, we found her seated at a desk, her attention ____ on a novel.

With a lot of difficult problems ____, the newly -elected president is having a hard time.

All the cloned animals have so far suffered from some serious disorders, many of        dying soon after birth．

Because Turandot is drunk ____ power, she ______ try and _____ her father, who has promised to allow her to choose her own husband.