Mathmate, I wrote a response below. The worksheet I worked on was a crossword puzzle and question 18 is only a five letter word and i'm not sure what it may be.

Answer 1

Hmmmm = Sorry but I don't see a response below. Perhaps you mean in an earlier Post. I will look. 5 letter word is helpful but do you have any of the surrounding letters, or a cue?

Sra (aka Mme)

Answer 2

Mme Sra,
Lisa réfère à une question antérieure, soit:
http://www.jiskha.com/display.cgi?id=1251755433

Lisa,
Je crois que le mot recherché serait "écran".
Est-ce que le mot est convenable?

Answer 3

l'écran = screen

Sra