Catching _____ sight of their head teacher coming, the students fell into silence all of _____ sudden.
Due to the heavy rain and flooding,ten million people have been forced _________ their homes.
If we have illegal immigrants _________ in,many local workers will lose their jobs.
The director had her assistant ________ some hot dogs for the meeting.
I hope my teacher will take my recent illness into _____ when judging my examination.
The illness from which Mary is suffering has now been _____ as hepatitis (肝炎).