成本－效果分析的表示方法包括（）或（）。
题型：填空题
问题：
成本－效果分析的表示方法包括（）或（）。
题型：填空题
Born in America，I spoke English，not Chinese，the language of my ancestors.When I was three，my parents flashed cards with Chinese ____ at my face，but I pushed them ____.My mom believed I would learn ___ I was ready.But the ____ never came.  On a Chinese New Year's Eve，my uncle spoke to me in Chinese，but all I could do was ____ at him，confused，scratching my head.“ Still can't speak Chinese？”He____ me，“You can't even buy a fish in Chinatown.” “Hey，this is America，not China.I'll get some ____ with or without Chinese.”I replied and turned to my mom for ____. “Remember to ask for fresh fish，Xin Xian Yu，”she said，handing over a $20 bill.I ____ the words，running downstairs into the streets of Chinatown. I found the fish ____ surrounded in a sea of customers.“I'd like to buy some fresh fish，”I shouted to the fishman.But he ____ my English words and turned to serve the next customer.The laugh of the people behind increased ____ their impatience.With every ____，the breath of the dragons(龙)on my back grew stronger—my blood boiling—____ me to cry out，“Xian Sheng Yu，please.”“Very Xian Sheng，”I repeated.The crowd erupted into laughter.My face turned ____ and I ran back home ____，except for the $20 bill I held tightly in my pocket. Should I laugh or cry？They're Chinese.I'm Chinese. I should feel right at ____.Instead，I was the joke，a disgrace(丢脸)to the language. Sometimes，I laugh at my fish ____，but，in the end.the joke is on ____.Every laugh is a culture ____；every laugh is my heritage(传统)fading away.
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