She didn’t run off the stage. __________, she finished the performance with a smile on her face.

My uncle's house in the downtown area is much smaller than ours，but it is twice________expensive.

—Was Martin sorry for what he had done? —_______. It was just like him.

The lake is _____ beautiful in spring and summer because of the pleasant weather in both seasons. 

With the word“PM2．5"_____ appearing in media reports，people pay greater attention to it and seek health tips for smoggy days．