________ is very important in doing any scientific work.
____ in a sandstorm was a terrible experience. Nowhere _____ but to stay at home.
Janet as well as the other young people who ____ sent abroad by the government ____ brought up in a small town.
In the south no one spoke to you at bus stops or in the markets, _____ here people smiled at you and said a few words.
_____, he together with his families ____ escaped from the shaking building when the earthquake struck Lushan County of Ya’an.
She returned home , ______ the feathers_____ her chicken by the terrible tornado.