Lundi is the French word for "Monday". Note though that days of the week in French don't have capitals.
Lunes lanzó viernes = Monday threw Friday de lunes a viernes = Monday through Friday
monday or Tuesday
It is "las lunas", not "los lunas", but las lunas means "the moons". For example, "las lunas de Saturno" is "the moons of Saturn".
Lunes
I believe you are referring to Cyber Monday deals for netbooks. Cyber Monday is the Monday following Black Friday, which is the day after Thanksgiving. There are typically very good notebook deals on Cyber Monday.
yes yes
No
Cyber Monday can be a good time to get a good deal on a netbook. However, there are frequently other good deals, so it would be worth investigating such options before Cyber Monday to enable price comparisons.
"Monday Monday" by the Mamas and Papas was the number 1 hit song on May 16, 1966.
no monday
Good Lovin, followed by Monday Monday, followed by When a Man Loves a Woman
Spell "friends" correctly and capitalize "Monday." The rest looks fine, assuming your friends really did have a good time.
my friends went to a concert last monday on labor day
Cyber Monday is the Monday following the Thanksgiving weekend in the United States. There are many sales, promotions and good deals you can find online when shopping at your regular shopping sites.
no
If a teacher walked into the classroom and said "If only yesterday was tomorrow, today would have been Saturday" then the day would have to be Monday. The day before Monday is Sunday, and if Sunday were the next day, the current day would be Saturday.