When I was checking in at the ticket counter, I had to pay $1500 extra for overweight luggage.
overweight luggage我的行李超重，被罰1500元 = I had to pay $1500 extra for overweight luggage.
老師 (讓小朋友出校車後): 別嬉戲，別跟陌生人說話。 (請填空)
Teacher (after letting kids out of the school bus on a field trip): No horsepla. Don't talk to strangers.