Its a Japanese name for Someone you have a crush on
It's senpai not sempai and she calls them that because...in Japanese society the Japanese word "senpai," means a senior or superior in any academic or corporate organization in society. so she basically just calls them that out of respect.
because girls are nicer and boys are meaner
No. Boys always have't to call you! Besides if you do, it is not lady- like! Yes of caorse it is normal to call him! Girls call guys all the time. Good Luck!
A bisexual
Chicks
adolescences
Generally, they are called equally. Obviously, if a class has 34 boys and 3 girls, there will be more boys called on than girls. It depends on the situation.
Hunny calls Mori "Takashi"
Well you have to call them.
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Asexual
boys wasting girls time.