25. The train leaves at 6:00 p.m., so I have to be at the station ____ 5:40 p.m. at the least.
3. She is on a special ______ to lose ______ weight.
20. When a stick is partly in a glass of water, it looks ________ it were broken.
19. Have a little chicken, ______?
17. Besides our group ,we need 20 extra workers to get the work finished in time.
16. She became very popular after she won the Oscar ________ last year.