Not all boys act that way. I don't. As for the boys that do, they are just stupid kids full of themselves. I know a lot of them.
The correct sentence is - The boys made a lot of noise
She has friends that are boys.
Of course boys can jump rope. I know a lot of boys who do jump rope, and they're better than A LOT of the girls.
A lot of inappropriate stuff
yes
Outsmart them
Boys are a lot more physical than girls. Tina Ford
yes, yes they do
a lot
yes alot of them
Ballet is for boys and girls. There are many famous boy ballerinas, and I know a lot of boys that take ballet.