accounts;

messages;

spams;

reports;

services.

is offered solely in English;

makes users happier and wealthier;

discloses why a message is spam;

fosters the increase of unwanted mail;

discourages commercial ventures.

has been struggling to do away with spam;

has solved all the problems related to spam;

is not really much concerned about spam;

has fought its final battle with spam;

is looking forward to the launching of spams.

sharp;

dispersed;

irrelevant;

dismantled;

focused.

Internet regulations;

network spying;

social infrastructure;

digitizing equipment;

filtering techniques.

I haven't seen him since Monday morning;

He has left the company lab some time since;

Since I left the company, I have been jobless;

I have known this ever since I left the

Since I decided to work there, I couldn't complain.

stimulates auditors to work better;

offers no risk at all to auditors;

can produce unwanted results;

brings two types of advantages;

develops very fast computer tools.

indifferent ;

disdainful;

supportive;

defensive;

resentful.

unintended;

incidental;

unexpected;

unwanted;

ineffective.

happy;

angry.

indifferent.

exultant;

depressed.