Zhengzhou was attacked by such a terrible sandstorm________ few residents had ever experienced before

Why do we get up so early— If we ______ the flight we would have to stay herefor another day.

Has your sister finished watching the new film______ Yes, she has finished it ________.

．We may be going skiing at Christmas, but it’s still all up __________We’ll probably make the decision the day after tomorrow

13.Early this year the government decided to _______ the devement of agriculture.