Bob, get this film ______ quickly. I want to know if this camera works well.
I know the man ____chance, but I have never spoken to him.
---Must I go to work with you? --- No, you_____. Linda ______ go with me.
-He seems to be a good teacher . - _____ . He has been a teacher for 20 years.
The earthquake damaged many houses and bridges; ______, it caused over 2,300 deaths.
While other scientists are keeping____eye on changes in the H5N1 bird flu strain, the scientists in England are working on vaccines, in case it becomes highly infectious in ____humans.