—How's your project work going, Jack?— . I'm half finished with it.
. He hesitated about the brake, otherwise the accident ______.
The population of China ______ to many times what it was in 1949, and most of its population ______ farmers.
Please tell me ______ you would like to have your coffee --- black or white?
______ he was absent, I was expected to take his place greatly surprised me, for I didn’t have much experience.
. You’d better start it right away ______ you forget it.