She tried to_______laughing，but it didn’t work;the performer gave her an angry look at her.

past few years, sea ice ____ in theArctic as a result of global warming.

Hurry up! The film________for ten minutes.

I hear you have moved into your new house.Congratulations !-—Thanks. I especially like my study_______ is big and bright.

John’s success has nothing to do with good luck. It is years of hard work ________ has made him what he is today.