【多选题】What did Yanglan tell the audience in her speech?
A.
Girls should be beautiful and sweet
B.
Being different is good
D.
Being different is difficult
【判断题】“PPS sampling”指的是整群比例抽样。()
【判断题】Yanglan, in the podcast, recommended some place for the Janpanese passenger to have Chinese “Xiao long Bao”and she even wrote down some Chinese memos for the passenger.
【单选题】The quiet girl has_____ since she modelled herself _______ Yanglan .
【判断题】According to the Yanglan, cabin attendants have to pay more attention to the details of their service.