The order

 In multiplication, the order doesn't affect the result... John, change place with Anna. Alice, move over there! As I was saying, the order doesn't affect the result...

Pie

Studying during lunch time? Just don't take too long or the pie will be over.
Really? Pie for dessert?
No!

Homework

I know! This time not even I believe!

Such a girl

So, you boild this enzyme...
Sir, tis smells bad! Ughhh
Don't be such a girl!
But sir, I am a girl!
Exactly.