Tom ___ downloaded a virus into his computer, hecan not open the file now

I felt so bad all day yesterday that I decided thismorning I couldn’t face _____ day like that.

Tony ________ for the company as an engineer for two decadesNow he teaches mechanics in Peking University

The determined mother has devoted all she has to ________ her son out of trouble.

The man is weak in health, and is advised by the doctor ________more exercise.