Most of the women and children were unable to withstand the harsh struggles and a lot of them were not seen as able to work hard enough.
I'm guessing your asking for a grammar check? If so then...
After the children left the school bus, they dropped their bags on the front proches of their houses. The children yelled "Hello!" to their mothers and fathers and ran towards the playground to play tag with each other.
have been verb ing
because a verb is a an action word so for example I have been running done
it wouldn't make sense to put runed
be running
or have runed