题目

Harvard was hard. I showed up in Harvard and I just felt like a _________. My one skill set of being smart，I wasn't smart there anymore，I didn't ________All the kids were saying the right same things，stressing the same way，saying words I didn't ________. I felt like，“Oh my gosh！I don't belong here. I actually ________ my transfer paperwork（转学文件）to leave. It was so hard. And so I was ready to leave.While I was still there，I thought I_________as well do something with my time here. I decided to volunteer and I worked at a low-income __________project right next door t配平下列化学方程式：（1）______AlCl3+______NaOH═______Al（OH）3+______NaCl；（2）______C2H5OH+______O2 点燃 . ______CO2+______H2O．