1. Would you please __the paper for me and see if there are any obvious mistakes?
Please remain ___________ until the aircraft has come to a complete stop.
--- What on earth is that noise? --- Oh, the next flat ___________.
The ____________ on his face told me that he failed in the exam.
The park was named Bing Hong Park ____________ a famous painter Huang Binghong.
You should take ____________ measures to improve your working conditions.